Home / 716,050.46-988,082.02-425,638.73

Finding the Fourth Proportional to 716,050.46, 988,082.02 and 425,638.73

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Solution

The fourth proportional to 716,050.46, 988,082.02 and 425,638.73 is: 587,341.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,050.46 : 988,082.02 = 425,638.73 : x
  2. Step 2: Convert to fraction form
    716,050.46/988,082.02 = 425,638.73/x
  3. Step 3: Cross multiply
    716,050.46x = 988,082.02 × 425,638.73
  4. Step 4: Simplify right side
    716,050.46x = 420,565,976,128.64
  5. Step 5: Solve for x
    x = 420,565,976,128.64/716,050.46
  6. Step 6: Final answer
    x = 587,341.26

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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.