Home / 819,737.92-1,131,236.04-457,162.16

Finding the Fourth Proportional to 819,737.92, 1,131,236.04 and 457,162.16

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Solution

The fourth proportional to 819,737.92, 1,131,236.04 and 457,162.16 is: 630,882.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,737.92 : 1,131,236.04 = 457,162.16 : x
  2. Step 2: Convert to fraction form
    819,737.92/1,131,236.04 = 457,162.16/x
  3. Step 3: Cross multiply
    819,737.92x = 1,131,236.04 × 457,162.16
  4. Step 4: Simplify right side
    819,737.92x = 517,158,311,516.25
  5. Step 5: Solve for x
    x = 517,158,311,516.25/819,737.92
  6. Step 6: Final answer
    x = 630,882.50

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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.