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Finding the Fourth Proportional to 269,777.40, 404,899.35 and 103,682.04

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Solution

The fourth proportional to 269,777.40, 404,899.35 and 103,682.04 is: 155,612.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,777.40 : 404,899.35 = 103,682.04 : x
  2. Step 2: Convert to fraction form
    269,777.40/404,899.35 = 103,682.04/x
  3. Step 3: Cross multiply
    269,777.40x = 404,899.35 × 103,682.04
  4. Step 4: Simplify right side
    269,777.40x = 41,980,790,602.67
  5. Step 5: Solve for x
    x = 41,980,790,602.67/269,777.40
  6. Step 6: Final answer
    x = 155,612.70

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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.