Home / 971,538.56-1,340,589.12-541,768.32

Finding the Fourth Proportional to 971,538.56, 1,340,589.12 and 541,768.32

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Solution

The fourth proportional to 971,538.56, 1,340,589.12 and 541,768.32 is: 747,565.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,538.56 : 1,340,589.12 = 541,768.32 : x
  2. Step 2: Convert to fraction form
    971,538.56/1,340,589.12 = 541,768.32/x
  3. Step 3: Cross multiply
    971,538.56x = 1,340,589.12 × 541,768.32
  4. Step 4: Simplify right side
    971,538.56x = 726,288,715,352.68
  5. Step 5: Solve for x
    x = 726,288,715,352.68/971,538.56
  6. Step 6: Final answer
    x = 747,565.51

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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.