Home / 454,432.02-627,042.15-263,408.10

Finding the Fourth Proportional to 454,432.02, 627,042.15 and 263,408.10

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Solution

The fourth proportional to 454,432.02, 627,042.15 and 263,408.10 is: 363,460.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,432.02 : 627,042.15 = 263,408.10 : x
  2. Step 2: Convert to fraction form
    454,432.02/627,042.15 = 263,408.10/x
  3. Step 3: Cross multiply
    454,432.02x = 627,042.15 × 263,408.10
  4. Step 4: Simplify right side
    454,432.02x = 165,167,981,351.42
  5. Step 5: Solve for x
    x = 165,167,981,351.42/454,432.02
  6. Step 6: Final answer
    x = 363,460.26

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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.