Home / 338,118.25-466,617.79-187,215.25

Finding the Fourth Proportional to 338,118.25, 466,617.79 and 187,215.25

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Solution

The fourth proportional to 338,118.25, 466,617.79 and 187,215.25 is: 258,365.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,118.25 : 466,617.79 = 187,215.25 : x
  2. Step 2: Convert to fraction form
    338,118.25/466,617.79 = 187,215.25/x
  3. Step 3: Cross multiply
    338,118.25x = 466,617.79 × 187,215.25
  4. Step 4: Simplify right side
    338,118.25x = 87,357,965,741.26
  5. Step 5: Solve for x
    x = 87,357,965,741.26/338,118.25
  6. Step 6: Final answer
    x = 258,365.13

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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.