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Finding the Fourth Proportional to 335,353.14, 503,029.17 and 86,035.14

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Solution

The fourth proportional to 335,353.14, 503,029.17 and 86,035.14 is: 129,052.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,353.14 : 503,029.17 = 86,035.14 : x
  2. Step 2: Convert to fraction form
    335,353.14/503,029.17 = 86,035.14/x
  3. Step 3: Cross multiply
    335,353.14x = 503,029.17 × 86,035.14
  4. Step 4: Simplify right side
    335,353.14x = 43,278,185,065.03
  5. Step 5: Solve for x
    x = 43,278,185,065.03/335,353.14
  6. Step 6: Final answer
    x = 129,052.57

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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.