Home / 338,097.38-466,574.40-187,194.38

Finding the Fourth Proportional to 338,097.38, 466,574.40 and 187,194.38

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Solution

The fourth proportional to 338,097.38, 466,574.40 and 187,194.38 is: 258,328.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,097.38 : 466,574.40 = 187,194.38 : x
  2. Step 2: Convert to fraction form
    338,097.38/466,574.40 = 187,194.38/x
  3. Step 3: Cross multiply
    338,097.38x = 466,574.40 × 187,194.38
  4. Step 4: Simplify right side
    338,097.38x = 87,340,103,199
  5. Step 5: Solve for x
    x = 87,340,103,199/338,097.38
  6. Step 6: Final answer
    x = 258,328.25

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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.