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Finding the Fourth Proportional to 610,691.29, 841,979.04 and 436,469.41

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Solution

The fourth proportional to 610,691.29, 841,979.04 and 436,469.41 is: 601,773.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,691.29 : 841,979.04 = 436,469.41 : x
  2. Step 2: Convert to fraction form
    610,691.29/841,979.04 = 436,469.41/x
  3. Step 3: Cross multiply
    610,691.29x = 841,979.04 × 436,469.41
  4. Step 4: Simplify right side
    610,691.29x = 367,498,094,821.17
  5. Step 5: Solve for x
    x = 367,498,094,821.17/610,691.29
  6. Step 6: Final answer
    x = 601,773.93

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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.