Home / 773,605.13-1,067,558.28-429,421.15

Finding the Fourth Proportional to 773,605.13, 1,067,558.28 and 429,421.15

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Solution

The fourth proportional to 773,605.13, 1,067,558.28 and 429,421.15 is: 592,591.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,605.13 : 1,067,558.28 = 429,421.15 : x
  2. Step 2: Convert to fraction form
    773,605.13/1,067,558.28 = 429,421.15/x
  3. Step 3: Cross multiply
    773,605.13x = 1,067,558.28 × 429,421.15
  4. Step 4: Simplify right side
    773,605.13x = 458,432,098,951.83
  5. Step 5: Solve for x
    x = 458,432,098,951.83/773,605.13
  6. Step 6: Final answer
    x = 592,591.85

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1.5x scale

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.