Home / 454,294.80-681,442.20-314,326.80

Finding the Fourth Proportional to 454,294.80, 681,442.20 and 314,326.80

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Solution

The fourth proportional to 454,294.80, 681,442.20 and 314,326.80 is: 471,490.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,294.80 : 681,442.20 = 314,326.80 : x
  2. Step 2: Convert to fraction form
    454,294.80/681,442.20 = 314,326.80/x
  3. Step 3: Cross multiply
    454,294.80x = 681,442.20 × 314,326.80
  4. Step 4: Simplify right side
    454,294.80x = 214,195,546,110.96
  5. Step 5: Solve for x
    x = 214,195,546,110.96/454,294.80
  6. Step 6: Final answer
    x = 471,490.20

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Similar ratio
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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.