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Finding the Fourth Proportional to 482,557.60, 723,836.40 and 362,807.20

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Solution

The fourth proportional to 482,557.60, 723,836.40 and 362,807.20 is: 544,210.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,557.60 : 723,836.40 = 362,807.20 : x
  2. Step 2: Convert to fraction form
    482,557.60/723,836.40 = 362,807.20/x
  3. Step 3: Cross multiply
    482,557.60x = 723,836.40 × 362,807.20
  4. Step 4: Simplify right side
    482,557.60x = 262,613,057,542.08
  5. Step 5: Solve for x
    x = 262,613,057,542.08/482,557.60
  6. Step 6: Final answer
    x = 544,210.80

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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.