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Finding the Fourth Proportional to 295,251.75, 407,445.20 and 167,927.19

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Solution

The fourth proportional to 295,251.75, 407,445.20 and 167,927.19 is: 231,738.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,251.75 : 407,445.20 = 167,927.19 : x
  2. Step 2: Convert to fraction form
    295,251.75/407,445.20 = 167,927.19/x
  3. Step 3: Cross multiply
    295,251.75x = 407,445.20 × 167,927.19
  4. Step 4: Simplify right side
    295,251.75x = 68,421,126,675.35
  5. Step 5: Solve for x
    x = 68,421,126,675.35/295,251.75
  6. Step 6: Final answer
    x = 231,738.26

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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.