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Finding the Fourth Proportional to 577,512.56, 866,202.65 and 151,089.53

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Solution

The fourth proportional to 577,512.56, 866,202.65 and 151,089.53 is: 226,616.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,512.56 : 866,202.65 = 151,089.53 : x
  2. Step 2: Convert to fraction form
    577,512.56/866,202.65 = 151,089.53/x
  3. Step 3: Cross multiply
    577,512.56x = 866,202.65 × 151,089.53
  4. Step 4: Simplify right side
    577,512.56x = 130,874,151,625.77
  5. Step 5: Solve for x
    x = 130,874,151,625.77/577,512.56
  6. Step 6: Final answer
    x = 226,616.98

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1.5x scale

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.