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Finding the Fourth Proportional to 267,255.60, 368,812.56 and 146,395.84

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Solution

The fourth proportional to 267,255.60, 368,812.56 and 146,395.84 is: 202,026.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,255.60 : 368,812.56 = 146,395.84 : x
  2. Step 2: Convert to fraction form
    267,255.60/368,812.56 = 146,395.84/x
  3. Step 3: Cross multiply
    267,255.60x = 368,812.56 × 146,395.84
  4. Step 4: Simplify right side
    267,255.60x = 53,992,624,523.75
  5. Step 5: Solve for x
    x = 53,992,624,523.75/267,255.60
  6. Step 6: Final answer
    x = 202,026.17

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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.