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Finding the Fourth Proportional to 232,498.75, 348,751.37 and 66,286.75

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Solution

The fourth proportional to 232,498.75, 348,751.37 and 66,286.75 is: 99,431.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,498.75 : 348,751.37 = 66,286.75 : x
  2. Step 2: Convert to fraction form
    232,498.75/348,751.37 = 66,286.75/x
  3. Step 3: Cross multiply
    232,498.75x = 348,751.37 × 66,286.75
  4. Step 4: Simplify right side
    232,498.75x = 23,117,594,875.35
  5. Step 5: Solve for x
    x = 23,117,594,875.35/232,498.75
  6. Step 6: Final answer
    x = 99,431.05

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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.