Home / 1,217,076.30-1,825,614.45-330,612.30

Finding the Fourth Proportional to 1,217,076.30, 1,825,614.45 and 330,612.30

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Solution

The fourth proportional to 1,217,076.30, 1,825,614.45 and 330,612.30 is: 495,918.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,076.30 : 1,825,614.45 = 330,612.30 : x
  2. Step 2: Convert to fraction form
    1,217,076.30/1,825,614.45 = 330,612.30/x
  3. Step 3: Cross multiply
    1,217,076.30x = 1,825,614.45 × 330,612.30
  4. Step 4: Simplify right side
    1,217,076.30x = 603,570,592,227.74
  5. Step 5: Solve for x
    x = 603,570,592,227.74/1,217,076.30
  6. Step 6: Final answer
    x = 495,918.45

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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.