Home / 656,013.68-984,154.02-251,177.20

Finding the Fourth Proportional to 656,013.68, 984,154.02 and 251,177.20

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Solution

The fourth proportional to 656,013.68, 984,154.02 and 251,177.20 is: 376,816.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,013.68 : 984,154.02 = 251,177.20 : x
  2. Step 2: Convert to fraction form
    656,013.68/984,154.02 = 251,177.20/x
  3. Step 3: Cross multiply
    656,013.68x = 984,154.02 × 251,177.20
  4. Step 4: Simplify right side
    656,013.68x = 247,197,051,112.34
  5. Step 5: Solve for x
    x = 247,197,051,112.34/656,013.68
  6. Step 6: Final answer
    x = 376,816.91

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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.