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Finding the Fourth Proportional to 207,260.43, 310,594.01 and 88,900.11

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Solution

The fourth proportional to 207,260.43, 310,594.01 and 88,900.11 is: 133,222.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,260.43 : 310,594.01 = 88,900.11 : x
  2. Step 2: Convert to fraction form
    207,260.43/310,594.01 = 88,900.11/x
  3. Step 3: Cross multiply
    207,260.43x = 310,594.01 × 88,900.11
  4. Step 4: Simplify right side
    207,260.43x = 27,611,841,209.84
  5. Step 5: Solve for x
    x = 27,611,841,209.84/207,260.43
  6. Step 6: Final answer
    x = 133,222.93

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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.