Home / 910,612.20-1,366,793.10-461,839.80

Finding the Fourth Proportional to 910,612.20, 1,366,793.10 and 461,839.80

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Solution

The fourth proportional to 910,612.20, 1,366,793.10 and 461,839.80 is: 693,203.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,612.20 : 1,366,793.10 = 461,839.80 : x
  2. Step 2: Convert to fraction form
    910,612.20/1,366,793.10 = 461,839.80/x
  3. Step 3: Cross multiply
    910,612.20x = 1,366,793.10 × 461,839.80
  4. Step 4: Simplify right side
    910,612.20x = 631,239,451,945.38
  5. Step 5: Solve for x
    x = 631,239,451,945.38/910,612.20
  6. Step 6: Final answer
    x = 693,203.38

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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.