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Finding the Fourth Proportional to 265,298.97, 397,698.30 and 132,053.25

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Solution

The fourth proportional to 265,298.97, 397,698.30 and 132,053.25 is: 197,955.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,298.97 : 397,698.30 = 132,053.25 : x
  2. Step 2: Convert to fraction form
    265,298.97/397,698.30 = 132,053.25/x
  3. Step 3: Cross multiply
    265,298.97x = 397,698.30 × 132,053.25
  4. Step 4: Simplify right side
    265,298.97x = 52,517,353,034.48
  5. Step 5: Solve for x
    x = 52,517,353,034.48/265,298.97
  6. Step 6: Final answer
    x = 197,955.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.