Home / 961,713.60-1,327,049.13-553,948.07

Finding the Fourth Proportional to 961,713.60, 1,327,049.13 and 553,948.07

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Solution

The fourth proportional to 961,713.60, 1,327,049.13 and 553,948.07 is: 764,381.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,713.60 : 1,327,049.13 = 553,948.07 : x
  2. Step 2: Convert to fraction form
    961,713.60/1,327,049.13 = 553,948.07/x
  3. Step 3: Cross multiply
    961,713.60x = 1,327,049.13 × 553,948.07
  4. Step 4: Simplify right side
    961,713.60x = 735,116,297,723.43
  5. Step 5: Solve for x
    x = 735,116,297,723.43/961,713.60
  6. Step 6: Final answer
    x = 764,381.72

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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.