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Finding the Fourth Proportional to 450,553.57, 675,931.61 and 151,026.50

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Solution

The fourth proportional to 450,553.57, 675,931.61 and 151,026.50 is: 226,573.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,553.57 : 675,931.61 = 151,026.50 : x
  2. Step 2: Convert to fraction form
    450,553.57/675,931.61 = 151,026.50/x
  3. Step 3: Cross multiply
    450,553.57x = 675,931.61 × 151,026.50
  4. Step 4: Simplify right side
    450,553.57x = 102,083,587,365.06
  5. Step 5: Solve for x
    x = 102,083,587,365.06/450,553.57
  6. Step 6: Final answer
    x = 226,573.70

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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.