Home / 865,507.14-1,298,265.66-234,426.42

Finding the Fourth Proportional to 865,507.14, 1,298,265.66 and 234,426.42

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Solution

The fourth proportional to 865,507.14, 1,298,265.66 and 234,426.42 is: 351,640.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,507.14 : 1,298,265.66 = 234,426.42 : x
  2. Step 2: Convert to fraction form
    865,507.14/1,298,265.66 = 234,426.42/x
  3. Step 3: Cross multiply
    865,507.14x = 1,298,265.66 × 234,426.42
  4. Step 4: Simplify right side
    865,507.14x = 304,347,770,882.74
  5. Step 5: Solve for x
    x = 304,347,770,882.74/865,507.14
  6. Step 6: Final answer
    x = 351,640.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.