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Finding the Fourth Proportional to 577,358.55, 866,073.26 and 222,373.62

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Solution

The fourth proportional to 577,358.55, 866,073.26 and 222,373.62 is: 333,574.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,358.55 : 866,073.26 = 222,373.62 : x
  2. Step 2: Convert to fraction form
    577,358.55/866,073.26 = 222,373.62/x
  3. Step 3: Cross multiply
    577,358.55x = 866,073.26 × 222,373.62
  4. Step 4: Simplify right side
    577,358.55x = 192,591,846,011.40
  5. Step 5: Solve for x
    x = 192,591,846,011.40/577,358.55
  6. Step 6: Final answer
    x = 333,574.08

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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.