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Finding the Fourth Proportional to 269,166.10, 404,186.55 and 194,808.10

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Solution

The fourth proportional to 269,166.10, 404,186.55 and 194,808.10 is: 292,528.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,166.10 : 404,186.55 = 194,808.10 : x
  2. Step 2: Convert to fraction form
    269,166.10/404,186.55 = 194,808.10/x
  3. Step 3: Cross multiply
    269,166.10x = 404,186.55 × 194,808.10
  4. Step 4: Simplify right side
    269,166.10x = 78,738,813,851.06
  5. Step 5: Solve for x
    x = 78,738,813,851.06/269,166.10
  6. Step 6: Final answer
    x = 292,528.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.