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Finding the Fourth Proportional to 493,194.95, 681,079.19 and 466,327.34

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Solution

The fourth proportional to 493,194.95, 681,079.19 and 466,327.34 is: 643,976.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,194.95 : 681,079.19 = 466,327.34 : x
  2. Step 2: Convert to fraction form
    493,194.95/681,079.19 = 466,327.34/x
  3. Step 3: Cross multiply
    493,194.95x = 681,079.19 × 466,327.34
  4. Step 4: Simplify right side
    493,194.95x = 317,605,847,002.06
  5. Step 5: Solve for x
    x = 317,605,847,002.06/493,194.95
  6. Step 6: Final answer
    x = 643,976.28

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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.