Home / 971,565.64-1,340,777.82-541,799.62

Finding the Fourth Proportional to 971,565.64, 1,340,777.82 and 541,799.62

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Solution

The fourth proportional to 971,565.64, 1,340,777.82 and 541,799.62 is: 747,693.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,565.64 : 1,340,777.82 = 541,799.62 : x
  2. Step 2: Convert to fraction form
    971,565.64/1,340,777.82 = 541,799.62/x
  3. Step 3: Cross multiply
    971,565.64x = 1,340,777.82 × 541,799.62
  4. Step 4: Simplify right side
    971,565.64x = 726,432,913,380.43
  5. Step 5: Solve for x
    x = 726,432,913,380.43/971,565.64
  6. Step 6: Final answer
    x = 747,693.09

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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.