Home / 691,538.10-953,785.94-614,095.20

Finding the Fourth Proportional to 691,538.10, 953,785.94 and 614,095.20

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Solution

The fourth proportional to 691,538.10, 953,785.94 and 614,095.20 is: 846,974.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,538.10 : 953,785.94 = 614,095.20 : x
  2. Step 2: Convert to fraction form
    691,538.10/953,785.94 = 614,095.20/x
  3. Step 3: Cross multiply
    691,538.10x = 953,785.94 × 614,095.20
  4. Step 4: Simplify right side
    691,538.10x = 585,715,367,581.49
  5. Step 5: Solve for x
    x = 585,715,367,581.49/691,538.10
  6. Step 6: Final answer
    x = 846,974.83

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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.