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Finding the Fourth Proportional to 482,006.60, 723,009.90 and 282,552.20

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Solution

The fourth proportional to 482,006.60, 723,009.90 and 282,552.20 is: 423,828.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,006.60 : 723,009.90 = 282,552.20 : x
  2. Step 2: Convert to fraction form
    482,006.60/723,009.90 = 282,552.20/x
  3. Step 3: Cross multiply
    482,006.60x = 723,009.90 × 282,552.20
  4. Step 4: Simplify right side
    482,006.60x = 204,288,037,866.78
  5. Step 5: Solve for x
    x = 204,288,037,866.78/482,006.60
  6. Step 6: Final answer
    x = 423,828.30

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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.