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Finding the Fourth Proportional to 267,293.43, 368,862.84 and 144,783.16

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Solution

The fourth proportional to 267,293.43, 368,862.84 and 144,783.16 is: 199,799.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,293.43 : 368,862.84 = 144,783.16 : x
  2. Step 2: Convert to fraction form
    267,293.43/368,862.84 = 144,783.16/x
  3. Step 3: Cross multiply
    267,293.43x = 368,862.84 × 144,783.16
  4. Step 4: Simplify right side
    267,293.43x = 53,405,126,771.13
  5. Step 5: Solve for x
    x = 53,405,126,771.13/267,293.43
  6. Step 6: Final answer
    x = 199,799.62

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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.