Home / 800,121.16-1,104,167.16-437,545.30

Finding the Fourth Proportional to 800,121.16, 1,104,167.16 and 437,545.30

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Solution

The fourth proportional to 800,121.16, 1,104,167.16 and 437,545.30 is: 603,812.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,121.16 : 1,104,167.16 = 437,545.30 : x
  2. Step 2: Convert to fraction form
    800,121.16/1,104,167.16 = 437,545.30/x
  3. Step 3: Cross multiply
    800,121.16x = 1,104,167.16 × 437,545.30
  4. Step 4: Simplify right side
    800,121.16x = 483,123,151,272.35
  5. Step 5: Solve for x
    x = 483,123,151,272.35/800,121.16
  6. Step 6: Final answer
    x = 603,812.49

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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.