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Finding the Fourth Proportional to 338,250, 466,799.85 and 187,347

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Solution

The fourth proportional to 338,250, 466,799.85 and 187,347 is: 258,547.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,250 : 466,799.85 = 187,347 : x
  2. Step 2: Convert to fraction form
    338,250/466,799.85 = 187,347/x
  3. Step 3: Cross multiply
    338,250x = 466,799.85 × 187,347
  4. Step 4: Simplify right side
    338,250x = 87,453,551,497.95
  5. Step 5: Solve for x
    x = 87,453,551,497.95/338,250
  6. Step 6: Final answer
    x = 258,547.08

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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.