Home / 664,822.08-996,883.20-454,520.16

Finding the Fourth Proportional to 664,822.08, 996,883.20 and 454,520.16

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Solution

The fourth proportional to 664,822.08, 996,883.20 and 454,520.16 is: 681,541.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,822.08 : 996,883.20 = 454,520.16 : x
  2. Step 2: Convert to fraction form
    664,822.08/996,883.20 = 454,520.16/x
  3. Step 3: Cross multiply
    664,822.08x = 996,883.20 × 454,520.16
  4. Step 4: Simplify right side
    664,822.08x = 453,103,511,565.31
  5. Step 5: Solve for x
    x = 453,103,511,565.31/664,822.08
  6. Step 6: Final answer
    x = 681,541.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.