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Finding the Fourth Proportional to 519,201.92, 715,945.44 and 410,114.48

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Solution

The fourth proportional to 519,201.92, 715,945.44 and 410,114.48 is: 565,521.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,201.92 : 715,945.44 = 410,114.48 : x
  2. Step 2: Convert to fraction form
    519,201.92/715,945.44 = 410,114.48/x
  3. Step 3: Cross multiply
    519,201.92x = 715,945.44 × 410,114.48
  4. Step 4: Simplify right side
    519,201.92x = 293,619,591,833.97
  5. Step 5: Solve for x
    x = 293,619,591,833.97/519,201.92
  6. Step 6: Final answer
    x = 565,521.01

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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.