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Finding the Fourth Proportional to 232,499.25, 348,752.12 and 66,287.25

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Solution

The fourth proportional to 232,499.25, 348,752.12 and 66,287.25 is: 99,431.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,499.25 : 348,752.12 = 66,287.25 : x
  2. Step 2: Convert to fraction form
    232,499.25/348,752.12 = 66,287.25/x
  3. Step 3: Cross multiply
    232,499.25x = 348,752.12 × 66,287.25
  4. Step 4: Simplify right side
    232,499.25x = 23,117,818,635.03
  5. Step 5: Solve for x
    x = 23,117,818,635.03/232,499.25
  6. Step 6: Final answer
    x = 99,431.80

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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.