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Finding the Fourth Proportional to 265,324.60, 397,986.90 and 176,751.10

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Solution

The fourth proportional to 265,324.60, 397,986.90 and 176,751.10 is: 265,126.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,324.60 : 397,986.90 = 176,751.10 : x
  2. Step 2: Convert to fraction form
    265,324.60/397,986.90 = 176,751.10/x
  3. Step 3: Cross multiply
    265,324.60x = 397,986.90 × 176,751.10
  4. Step 4: Simplify right side
    265,324.60x = 70,344,622,360.59
  5. Step 5: Solve for x
    x = 70,344,622,360.59/265,324.60
  6. Step 6: Final answer
    x = 265,126.65

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Similar ratio
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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.