Home / 1,533,557.28-2,300,336.46-411,626.28

Finding the Fourth Proportional to 1,533,557.28, 2,300,336.46 and 411,626.28

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Solution

The fourth proportional to 1,533,557.28, 2,300,336.46 and 411,626.28 is: 617,439.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,557.28 : 2,300,336.46 = 411,626.28 : x
  2. Step 2: Convert to fraction form
    1,533,557.28/2,300,336.46 = 411,626.28/x
  3. Step 3: Cross multiply
    1,533,557.28x = 2,300,336.46 × 411,626.28
  4. Step 4: Simplify right side
    1,533,557.28x = 946,878,939,778.17
  5. Step 5: Solve for x
    x = 946,878,939,778.17/1,533,557.28
  6. Step 6: Final answer
    x = 617,439.56

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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.