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Finding the Fourth Proportional to 577,865.85, 866,836.82 and 151,412.12

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Solution

The fourth proportional to 577,865.85, 866,836.82 and 151,412.12 is: 227,128.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,865.85 : 866,836.82 = 151,412.12 : x
  2. Step 2: Convert to fraction form
    577,865.85/866,836.82 = 151,412.12/x
  3. Step 3: Cross multiply
    577,865.85x = 866,836.82 × 151,412.12
  4. Step 4: Simplify right side
    577,865.85x = 131,249,595,519.01
  5. Step 5: Solve for x
    x = 131,249,595,519.01/577,865.85
  6. Step 6: Final answer
    x = 227,128.14

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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.