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Finding the Fourth Proportional to 267,913.40, 369,714.50 and 147,053.84

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Solution

The fourth proportional to 267,913.40, 369,714.50 and 147,053.84 is: 202,931.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,913.40 : 369,714.50 = 147,053.84 : x
  2. Step 2: Convert to fraction form
    267,913.40/369,714.50 = 147,053.84/x
  3. Step 3: Cross multiply
    267,913.40x = 369,714.50 × 147,053.84
  4. Step 4: Simplify right side
    267,913.40x = 54,367,936,928.68
  5. Step 5: Solve for x
    x = 54,367,936,928.68/267,913.40
  6. Step 6: Final answer
    x = 202,931.01

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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.