Home / 822,737.45-1,233,614.10-424,156.70

Finding the Fourth Proportional to 822,737.45, 1,233,614.10 and 424,156.70

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Solution

The fourth proportional to 822,737.45, 1,233,614.10 and 424,156.70 is: 635,981.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,737.45 : 1,233,614.10 = 424,156.70 : x
  2. Step 2: Convert to fraction form
    822,737.45/1,233,614.10 = 424,156.70/x
  3. Step 3: Cross multiply
    822,737.45x = 1,233,614.10 × 424,156.70
  4. Step 4: Simplify right side
    822,737.45x = 523,245,685,729.47
  5. Step 5: Solve for x
    x = 523,245,685,729.47/822,737.45
  6. Step 6: Final answer
    x = 635,981.36

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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.