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Finding the Fourth Proportional to 429,196.40, 592,154.04 and 247,884.38

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Solution

The fourth proportional to 429,196.40, 592,154.04 and 247,884.38 is: 342,001.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,196.40 : 592,154.04 = 247,884.38 : x
  2. Step 2: Convert to fraction form
    429,196.40/592,154.04 = 247,884.38/x
  3. Step 3: Cross multiply
    429,196.40x = 592,154.04 × 247,884.38
  4. Step 4: Simplify right side
    429,196.40x = 146,785,737,069.90
  5. Step 5: Solve for x
    x = 146,785,737,069.90/429,196.40
  6. Step 6: Final answer
    x = 342,001.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.