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Finding the Fourth Proportional to 252,276.44, 348,202.14 and 151,655

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Solution

The fourth proportional to 252,276.44, 348,202.14 and 151,655 is: 209,320.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,276.44 : 348,202.14 = 151,655 : x
  2. Step 2: Convert to fraction form
    252,276.44/348,202.14 = 151,655/x
  3. Step 3: Cross multiply
    252,276.44x = 348,202.14 × 151,655
  4. Step 4: Simplify right side
    252,276.44x = 52,806,595,541.70
  5. Step 5: Solve for x
    x = 52,806,595,541.70/252,276.44
  6. Step 6: Final answer
    x = 209,320.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.