Home / 769,695.62-1,061,062.54-539,535.74

Finding the Fourth Proportional to 769,695.62, 1,061,062.54 and 539,535.74

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Solution

The fourth proportional to 769,695.62, 1,061,062.54 and 539,535.74 is: 743,776.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,695.62 : 1,061,062.54 = 539,535.74 : x
  2. Step 2: Convert to fraction form
    769,695.62/1,061,062.54 = 539,535.74/x
  3. Step 3: Cross multiply
    769,695.62x = 1,061,062.54 × 539,535.74
  4. Step 4: Simplify right side
    769,695.62x = 572,481,156,051.03
  5. Step 5: Solve for x
    x = 572,481,156,051.03/769,695.62
  6. Step 6: Final answer
    x = 743,776.04

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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.