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Finding the Fourth Proportional to 227,697.68, 314,240.04 and 125,742.56

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Solution

The fourth proportional to 227,697.68, 314,240.04 and 125,742.56 is: 173,534.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,697.68 : 314,240.04 = 125,742.56 : x
  2. Step 2: Convert to fraction form
    227,697.68/314,240.04 = 125,742.56/x
  3. Step 3: Cross multiply
    227,697.68x = 314,240.04 × 125,742.56
  4. Step 4: Simplify right side
    227,697.68x = 39,513,347,084.10
  5. Step 5: Solve for x
    x = 39,513,347,084.10/227,697.68
  6. Step 6: Final answer
    x = 173,534.25

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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.