Home / 684,695.06-944,560.80-443,055.72

Finding the Fourth Proportional to 684,695.06, 944,560.80 and 443,055.72

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Solution

The fourth proportional to 684,695.06, 944,560.80 and 443,055.72 is: 611,210.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,695.06 : 944,560.80 = 443,055.72 : x
  2. Step 2: Convert to fraction form
    684,695.06/944,560.80 = 443,055.72/x
  3. Step 3: Cross multiply
    684,695.06x = 944,560.80 × 443,055.72
  4. Step 4: Simplify right side
    684,695.06x = 418,493,065,327.78
  5. Step 5: Solve for x
    x = 418,493,065,327.78/684,695.06
  6. Step 6: Final answer
    x = 611,210.87

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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.