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Finding the Fourth Proportional to 500,194.87, 750,292.30 and 168,004.15

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Solution

The fourth proportional to 500,194.87, 750,292.30 and 168,004.15 is: 252,006.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,194.87 : 750,292.30 = 168,004.15 : x
  2. Step 2: Convert to fraction form
    500,194.87/750,292.30 = 168,004.15/x
  3. Step 3: Cross multiply
    500,194.87x = 750,292.30 × 168,004.15
  4. Step 4: Simplify right side
    500,194.87x = 126,052,220,113.05
  5. Step 5: Solve for x
    x = 126,052,220,113.05/500,194.87
  6. Step 6: Final answer
    x = 252,006.22

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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.