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Finding the Fourth Proportional to 232,261.65, 320,524.56 and 130,309.65

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Solution

The fourth proportional to 232,261.65, 320,524.56 and 130,309.65 is: 179,829.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,261.65 : 320,524.56 = 130,309.65 : x
  2. Step 2: Convert to fraction form
    232,261.65/320,524.56 = 130,309.65/x
  3. Step 3: Cross multiply
    232,261.65x = 320,524.56 × 130,309.65
  4. Step 4: Simplify right side
    232,261.65x = 41,767,443,230.00
  5. Step 5: Solve for x
    x = 41,767,443,230.00/232,261.65
  6. Step 6: Final answer
    x = 179,829.27

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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.