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Finding the Fourth Proportional to 232,570.08, 320,950.08 and 130,617.60

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Solution

The fourth proportional to 232,570.08, 320,950.08 and 130,617.60 is: 180,254.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,570.08 : 320,950.08 = 130,617.60 : x
  2. Step 2: Convert to fraction form
    232,570.08/320,950.08 = 130,617.60/x
  3. Step 3: Cross multiply
    232,570.08x = 320,950.08 × 130,617.60
  4. Step 4: Simplify right side
    232,570.08x = 41,921,729,169.41
  5. Step 5: Solve for x
    x = 41,921,729,169.41/232,570.08
  6. Step 6: Final answer
    x = 180,254.18

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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.