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Finding the Fourth Proportional to 338,266.13, 466,808.16 and 187,363.13

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Solution

The fourth proportional to 338,266.13, 466,808.16 and 187,363.13 is: 258,561.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,266.13 : 466,808.16 = 187,363.13 : x
  2. Step 2: Convert to fraction form
    338,266.13/466,808.16 = 187,363.13/x
  3. Step 3: Cross multiply
    338,266.13x = 466,808.16 × 187,363.13
  4. Step 4: Simplify right side
    338,266.13x = 87,462,636,335.71
  5. Step 5: Solve for x
    x = 87,462,636,335.71/338,266.13
  6. Step 6: Final answer
    x = 258,561.62

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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.