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Finding the Fourth Proportional to 914,193, 1,261,167.71 and 592,006.86

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Solution

The fourth proportional to 914,193, 1,261,167.71 and 592,006.86 is: 816,698.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,193 : 1,261,167.71 = 592,006.86 : x
  2. Step 2: Convert to fraction form
    914,193/1,261,167.71 = 592,006.86/x
  3. Step 3: Cross multiply
    914,193x = 1,261,167.71 × 592,006.86
  4. Step 4: Simplify right side
    914,193x = 746,619,932,970.46
  5. Step 5: Solve for x
    x = 746,619,932,970.46/914,193
  6. Step 6: Final answer
    x = 816,698.37

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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.