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Finding the Fourth Proportional to 230,241.92, 317,612.22 and 158,497.79

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Solution

The fourth proportional to 230,241.92, 317,612.22 and 158,497.79 is: 218,643.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,241.92 : 317,612.22 = 158,497.79 : x
  2. Step 2: Convert to fraction form
    230,241.92/317,612.22 = 158,497.79/x
  3. Step 3: Cross multiply
    230,241.92x = 317,612.22 × 158,497.79
  4. Step 4: Simplify right side
    230,241.92x = 50,340,834,946.99
  5. Step 5: Solve for x
    x = 50,340,834,946.99/230,241.92
  6. Step 6: Final answer
    x = 218,643.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.