Home / 1,225,772.04-1,838,658.06-384,389.40

Finding the Fourth Proportional to 1,225,772.04, 1,838,658.06 and 384,389.40

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Solution

The fourth proportional to 1,225,772.04, 1,838,658.06 and 384,389.40 is: 576,584.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,772.04 : 1,838,658.06 = 384,389.40 : x
  2. Step 2: Convert to fraction form
    1,225,772.04/1,838,658.06 = 384,389.40/x
  3. Step 3: Cross multiply
    1,225,772.04x = 1,838,658.06 × 384,389.40
  4. Step 4: Simplify right side
    1,225,772.04x = 706,760,668,488.56
  5. Step 5: Solve for x
    x = 706,760,668,488.56/1,225,772.04
  6. Step 6: Final answer
    x = 576,584.10

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.