Home / 435,784.20-652,270.13-225,132.36

Finding the Fourth Proportional to 435,784.20, 652,270.13 and 225,132.36

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Solution

The fourth proportional to 435,784.20, 652,270.13 and 225,132.36 is: 336,972.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,784.20 : 652,270.13 = 225,132.36 : x
  2. Step 2: Convert to fraction form
    435,784.20/652,270.13 = 225,132.36/x
  3. Step 3: Cross multiply
    435,784.20x = 652,270.13 × 225,132.36
  4. Step 4: Simplify right side
    435,784.20x = 146,847,110,996.98
  5. Step 5: Solve for x
    x = 146,847,110,996.98/435,784.20
  6. Step 6: Final answer
    x = 336,972.09

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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.