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Finding the Fourth Proportional to 267,155.98, 368,716.92 and 152,434.46

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Solution

The fourth proportional to 267,155.98, 368,716.92 and 152,434.46 is: 210,383.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,155.98 : 368,716.92 = 152,434.46 : x
  2. Step 2: Convert to fraction form
    267,155.98/368,716.92 = 152,434.46/x
  3. Step 3: Cross multiply
    267,155.98x = 368,716.92 × 152,434.46
  4. Step 4: Simplify right side
    267,155.98x = 56,205,164,593.06
  5. Step 5: Solve for x
    x = 56,205,164,593.06/267,155.98
  6. Step 6: Final answer
    x = 210,383.33

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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.