Home / 955,843.92-1,318,621.68-616,421.52

Finding the Fourth Proportional to 955,843.92, 1,318,621.68 and 616,421.52

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Solution

The fourth proportional to 955,843.92, 1,318,621.68 and 616,421.52 is: 850,376.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,843.92 : 1,318,621.68 = 616,421.52 : x
  2. Step 2: Convert to fraction form
    955,843.92/1,318,621.68 = 616,421.52/x
  3. Step 3: Cross multiply
    955,843.92x = 1,318,621.68 × 616,421.52
  4. Step 4: Simplify right side
    955,843.92x = 812,826,780,290.55
  5. Step 5: Solve for x
    x = 812,826,780,290.55/955,843.92
  6. Step 6: Final answer
    x = 850,376.05

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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.