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Finding the Fourth Proportional to 671,521.38, 927,486.82 and 444,773.22

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Solution

The fourth proportional to 671,521.38, 927,486.82 and 444,773.22 is: 614,308.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,521.38 : 927,486.82 = 444,773.22 : x
  2. Step 2: Convert to fraction form
    671,521.38/927,486.82 = 444,773.22/x
  3. Step 3: Cross multiply
    671,521.38x = 927,486.82 × 444,773.22
  4. Step 4: Simplify right side
    671,521.38x = 412,521,299,438.96
  5. Step 5: Solve for x
    x = 412,521,299,438.96/671,521.38
  6. Step 6: Final answer
    x = 614,308.51

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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.