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Finding the Fourth Proportional to 267,011.16, 368,472.28 and 144,500.68

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Solution

The fourth proportional to 267,011.16, 368,472.28 and 144,500.68 is: 199,409.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,011.16 : 368,472.28 = 144,500.68 : x
  2. Step 2: Convert to fraction form
    267,011.16/368,472.28 = 144,500.68/x
  3. Step 3: Cross multiply
    267,011.16x = 368,472.28 × 144,500.68
  4. Step 4: Simplify right side
    267,011.16x = 53,244,495,021.15
  5. Step 5: Solve for x
    x = 53,244,495,021.15/267,011.16
  6. Step 6: Final answer
    x = 199,409.25

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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.