Home / 342,587.74-472,759.02-189,626.23

Finding the Fourth Proportional to 342,587.74, 472,759.02 and 189,626.23

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Solution

The fourth proportional to 342,587.74, 472,759.02 and 189,626.23 is: 261,677.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,587.74 : 472,759.02 = 189,626.23 : x
  2. Step 2: Convert to fraction form
    342,587.74/472,759.02 = 189,626.23/x
  3. Step 3: Cross multiply
    342,587.74x = 472,759.02 × 189,626.23
  4. Step 4: Simplify right side
    342,587.74x = 89,647,508,297.30
  5. Step 5: Solve for x
    x = 89,647,508,297.30/342,587.74
  6. Step 6: Final answer
    x = 261,677.52

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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.