Home / 672,414.31-927,932.10-382,026.38

Finding the Fourth Proportional to 672,414.31, 927,932.10 and 382,026.38

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Solution

The fourth proportional to 672,414.31, 927,932.10 and 382,026.38 is: 527,196.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,414.31 : 927,932.10 = 382,026.38 : x
  2. Step 2: Convert to fraction form
    672,414.31/927,932.10 = 382,026.38/x
  3. Step 3: Cross multiply
    672,414.31x = 927,932.10 × 382,026.38
  4. Step 4: Simplify right side
    672,414.31x = 354,494,540,579.99
  5. Step 5: Solve for x
    x = 354,494,540,579.99/672,414.31
  6. Step 6: Final answer
    x = 527,196.60

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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.