Home / 526,114.08-726,042.78-284,401.44

Finding the Fourth Proportional to 526,114.08, 726,042.78 and 284,401.44

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Solution

The fourth proportional to 526,114.08, 726,042.78 and 284,401.44 is: 392,476.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,114.08 : 726,042.78 = 284,401.44 : x
  2. Step 2: Convert to fraction form
    526,114.08/726,042.78 = 284,401.44/x
  3. Step 3: Cross multiply
    526,114.08x = 726,042.78 × 284,401.44
  4. Step 4: Simplify right side
    526,114.08x = 206,487,612,133.60
  5. Step 5: Solve for x
    x = 206,487,612,133.60/526,114.08
  6. Step 6: Final answer
    x = 392,476.88

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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.