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Finding the Fourth Proportional to 705,160.80, 971,773.74 and 692,204.04

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Solution

The fourth proportional to 705,160.80, 971,773.74 and 692,204.04 is: 953,918.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,160.80 : 971,773.74 = 692,204.04 : x
  2. Step 2: Convert to fraction form
    705,160.80/971,773.74 = 692,204.04/x
  3. Step 3: Cross multiply
    705,160.80x = 971,773.74 × 692,204.04
  4. Step 4: Simplify right side
    705,160.80x = 672,665,708,793.91
  5. Step 5: Solve for x
    x = 672,665,708,793.91/705,160.80
  6. Step 6: Final answer
    x = 953,918.18

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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.