Home / 684,695.18-944,560.97-443,055.85

Finding the Fourth Proportional to 684,695.18, 944,560.97 and 443,055.85

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Solution

The fourth proportional to 684,695.18, 944,560.97 and 443,055.85 is: 611,211.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,695.18 : 944,560.97 = 443,055.85 : x
  2. Step 2: Convert to fraction form
    684,695.18/944,560.97 = 443,055.85/x
  3. Step 3: Cross multiply
    684,695.18x = 944,560.97 × 443,055.85
  4. Step 4: Simplify right side
    684,695.18x = 418,493,263,440.17
  5. Step 5: Solve for x
    x = 418,493,263,440.17/684,695.18
  6. Step 6: Final answer
    x = 611,211.06

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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.