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Finding the Fourth Proportional to 624,171.36, 861,951.36 and 590,166.95

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Solution

The fourth proportional to 624,171.36, 861,951.36 and 590,166.95 is: 814,992.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,171.36 : 861,951.36 = 590,166.95 : x
  2. Step 2: Convert to fraction form
    624,171.36/861,951.36 = 590,166.95/x
  3. Step 3: Cross multiply
    624,171.36x = 861,951.36 × 590,166.95
  4. Step 4: Simplify right side
    624,171.36x = 508,695,208,809.85
  5. Step 5: Solve for x
    x = 508,695,208,809.85/624,171.36
  6. Step 6: Final answer
    x = 814,992.87

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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.