Home / 338,430.45-466,974.81-193,169.91

Finding the Fourth Proportional to 338,430.45, 466,974.81 and 193,169.91

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Solution

The fourth proportional to 338,430.45, 466,974.81 and 193,169.91 is: 266,540.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,430.45 : 466,974.81 = 193,169.91 : x
  2. Step 2: Convert to fraction form
    338,430.45/466,974.81 = 193,169.91/x
  3. Step 3: Cross multiply
    338,430.45x = 466,974.81 × 193,169.91
  4. Step 4: Simplify right side
    338,430.45x = 90,205,482,019.97
  5. Step 5: Solve for x
    x = 90,205,482,019.97/338,430.45
  6. Step 6: Final answer
    x = 266,540.68

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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.