Home / 677,256.14-934,631.31-382,882.43

Finding the Fourth Proportional to 677,256.14, 934,631.31 and 382,882.43

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Solution

The fourth proportional to 677,256.14, 934,631.31 and 382,882.43 is: 528,387.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,256.14 : 934,631.31 = 382,882.43 : x
  2. Step 2: Convert to fraction form
    677,256.14/934,631.31 = 382,882.43/x
  3. Step 3: Cross multiply
    677,256.14x = 934,631.31 × 382,882.43
  4. Step 4: Simplify right side
    677,256.14x = 357,853,902,453.73
  5. Step 5: Solve for x
    x = 357,853,902,453.73/677,256.14
  6. Step 6: Final answer
    x = 528,387.83

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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.