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Finding the Fourth Proportional to 300,008.68, 414,026.34 and 165,881.32

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Solution

The fourth proportional to 300,008.68, 414,026.34 and 165,881.32 is: 228,924.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,008.68 : 414,026.34 = 165,881.32 : x
  2. Step 2: Convert to fraction form
    300,008.68/414,026.34 = 165,881.32/x
  3. Step 3: Cross multiply
    300,008.68x = 414,026.34 × 165,881.32
  4. Step 4: Simplify right side
    300,008.68x = 68,679,235,793.97
  5. Step 5: Solve for x
    x = 68,679,235,793.97/300,008.68
  6. Step 6: Final answer
    x = 228,924.16

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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.