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Finding the Fourth Proportional to 534,057.14, 800,983.72 and 160,080.14

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Solution

The fourth proportional to 534,057.14, 800,983.72 and 160,080.14 is: 240,089.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,057.14 : 800,983.72 = 160,080.14 : x
  2. Step 2: Convert to fraction form
    534,057.14/800,983.72 = 160,080.14/x
  3. Step 3: Cross multiply
    534,057.14x = 800,983.72 × 160,080.14
  4. Step 4: Simplify right side
    534,057.14x = 128,221,586,035.32
  5. Step 5: Solve for x
    x = 128,221,586,035.32/534,057.14
  6. Step 6: Final answer
    x = 240,089.64

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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.