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Finding the Fourth Proportional to 267,253.25, 368,815.43 and 152,529.60

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Solution

The fourth proportional to 267,253.25, 368,815.43 and 152,529.60 is: 210,494.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,253.25 : 368,815.43 = 152,529.60 : x
  2. Step 2: Convert to fraction form
    267,253.25/368,815.43 = 152,529.60/x
  3. Step 3: Cross multiply
    267,253.25x = 368,815.43 × 152,529.60
  4. Step 4: Simplify right side
    267,253.25x = 56,255,268,327.04
  5. Step 5: Solve for x
    x = 56,255,268,327.04/267,253.25
  6. Step 6: Final answer
    x = 210,494.23

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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.