Home / 629,410.01-868,574.85-342,932.18

Finding the Fourth Proportional to 629,410.01, 868,574.85 and 342,932.18

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Solution

The fourth proportional to 629,410.01, 868,574.85 and 342,932.18 is: 473,240.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,410.01 : 868,574.85 = 342,932.18 : x
  2. Step 2: Convert to fraction form
    629,410.01/868,574.85 = 342,932.18/x
  3. Step 3: Cross multiply
    629,410.01x = 868,574.85 × 342,932.18
  4. Step 4: Simplify right side
    629,410.01x = 297,862,266,803.67
  5. Step 5: Solve for x
    x = 297,862,266,803.67/629,410.01
  6. Step 6: Final answer
    x = 473,240.43

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Double scale
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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.