Home / 609,631.40-913,799.10-293,882.60

Finding the Fourth Proportional to 609,631.40, 913,799.10 and 293,882.60

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Solution

The fourth proportional to 609,631.40, 913,799.10 and 293,882.60 is: 440,511.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,631.40 : 913,799.10 = 293,882.60 : x
  2. Step 2: Convert to fraction form
    609,631.40/913,799.10 = 293,882.60/x
  3. Step 3: Cross multiply
    609,631.40x = 913,799.10 × 293,882.60
  4. Step 4: Simplify right side
    609,631.40x = 268,549,655,385.66
  5. Step 5: Solve for x
    x = 268,549,655,385.66/609,631.40
  6. Step 6: Final answer
    x = 440,511.52

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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.