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Finding the Fourth Proportional to 575,917.92, 794,761.34 and 317,797.26

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Solution

The fourth proportional to 575,917.92, 794,761.34 and 317,797.26 is: 438,557.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,917.92 : 794,761.34 = 317,797.26 : x
  2. Step 2: Convert to fraction form
    575,917.92/794,761.34 = 317,797.26/x
  3. Step 3: Cross multiply
    575,917.92x = 794,761.34 × 317,797.26
  4. Step 4: Simplify right side
    575,917.92x = 252,572,976,205.93
  5. Step 5: Solve for x
    x = 252,572,976,205.93/575,917.92
  6. Step 6: Final answer
    x = 438,557.24

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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.