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Finding the Fourth Proportional to 865,969.97, 1,195,000.97 and 473,495.73

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Solution

The fourth proportional to 865,969.97, 1,195,000.97 and 473,495.73 is: 653,403.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,969.97 : 1,195,000.97 = 473,495.73 : x
  2. Step 2: Convert to fraction form
    865,969.97/1,195,000.97 = 473,495.73/x
  3. Step 3: Cross multiply
    865,969.97x = 1,195,000.97 × 473,495.73
  4. Step 4: Simplify right side
    865,969.97x = 565,827,856,640.86
  5. Step 5: Solve for x
    x = 565,827,856,640.86/865,969.97
  6. Step 6: Final answer
    x = 653,403.55

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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.