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Finding the Fourth Proportional to 300,525.61, 414,734.73 and 164,572.46

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Solution

The fourth proportional to 300,525.61, 414,734.73 and 164,572.46 is: 227,115.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,525.61 : 414,734.73 = 164,572.46 : x
  2. Step 2: Convert to fraction form
    300,525.61/414,734.73 = 164,572.46/x
  3. Step 3: Cross multiply
    300,525.61x = 414,734.73 × 164,572.46
  4. Step 4: Simplify right side
    300,525.61x = 68,253,913,627.97
  5. Step 5: Solve for x
    x = 68,253,913,627.97/300,525.61
  6. Step 6: Final answer
    x = 227,115.13

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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.