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Finding the Fourth Proportional to 234,776.70, 352,186.16 and 66,298.73

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Solution

The fourth proportional to 234,776.70, 352,186.16 and 66,298.73 is: 99,454.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,776.70 : 352,186.16 = 66,298.73 : x
  2. Step 2: Convert to fraction form
    234,776.70/352,186.16 = 66,298.73/x
  3. Step 3: Cross multiply
    234,776.70x = 352,186.16 × 66,298.73
  4. Step 4: Simplify right side
    234,776.70x = 23,349,493,039.15
  5. Step 5: Solve for x
    x = 23,349,493,039.15/234,776.70
  6. Step 6: Final answer
    x = 99,454.05

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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.