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Finding the Fourth Proportional to 267,437.79, 369,009.63 and 158,494.14

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Solution

The fourth proportional to 267,437.79, 369,009.63 and 158,494.14 is: 218,689.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,437.79 : 369,009.63 = 158,494.14 : x
  2. Step 2: Convert to fraction form
    267,437.79/369,009.63 = 158,494.14/x
  3. Step 3: Cross multiply
    267,437.79x = 369,009.63 × 158,494.14
  4. Step 4: Simplify right side
    267,437.79x = 58,485,863,958.57
  5. Step 5: Solve for x
    x = 58,485,863,958.57/267,437.79
  6. Step 6: Final answer
    x = 218,689.60

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1.5x scale

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.