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Finding the Fourth Proportional to 592,005.10, 888,007.65 and 411,601.90

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Solution

The fourth proportional to 592,005.10, 888,007.65 and 411,601.90 is: 617,402.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,005.10 : 888,007.65 = 411,601.90 : x
  2. Step 2: Convert to fraction form
    592,005.10/888,007.65 = 411,601.90/x
  3. Step 3: Cross multiply
    592,005.10x = 888,007.65 × 411,601.90
  4. Step 4: Simplify right side
    592,005.10x = 365,505,635,954.54
  5. Step 5: Solve for x
    x = 365,505,635,954.54/592,005.10
  6. Step 6: Final answer
    x = 617,402.85

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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.