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Finding the Fourth Proportional to 267,381.08, 368,986.24 and 146,526.78

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Solution

The fourth proportional to 267,381.08, 368,986.24 and 146,526.78 is: 202,207.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,381.08 : 368,986.24 = 146,526.78 : x
  2. Step 2: Convert to fraction form
    267,381.08/368,986.24 = 146,526.78/x
  3. Step 3: Cross multiply
    267,381.08x = 368,986.24 × 146,526.78
  4. Step 4: Simplify right side
    267,381.08x = 54,066,365,611.51
  5. Step 5: Solve for x
    x = 54,066,365,611.51/267,381.08
  6. Step 6: Final answer
    x = 202,207.15

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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.