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Finding the Fourth Proportional to 337,580.60, 506,427.60 and 100,947.20

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Solution

The fourth proportional to 337,580.60, 506,427.60 and 100,947.20 is: 151,437.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,580.60 : 506,427.60 = 100,947.20 : x
  2. Step 2: Convert to fraction form
    337,580.60/506,427.60 = 100,947.20/x
  3. Step 3: Cross multiply
    337,580.60x = 506,427.60 × 100,947.20
  4. Step 4: Simplify right side
    337,580.60x = 51,122,448,222.72
  5. Step 5: Solve for x
    x = 51,122,448,222.72/337,580.60
  6. Step 6: Final answer
    x = 151,437.76

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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.