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Finding the Fourth Proportional to 650,106.96, 897,149.88 and 363,608.72

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Solution

The fourth proportional to 650,106.96, 897,149.88 and 363,608.72 is: 501,781.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,106.96 : 897,149.88 = 363,608.72 : x
  2. Step 2: Convert to fraction form
    650,106.96/897,149.88 = 363,608.72/x
  3. Step 3: Cross multiply
    650,106.96x = 897,149.88 × 363,608.72
  4. Step 4: Simplify right side
    650,106.96x = 326,211,519,514.95
  5. Step 5: Solve for x
    x = 326,211,519,514.95/650,106.96
  6. Step 6: Final answer
    x = 501,781.31

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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.