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Finding the Fourth Proportional to 269,594.96, 404,444.28 and 103,370

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Solution

The fourth proportional to 269,594.96, 404,444.28 and 103,370 is: 155,074.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,594.96 : 404,444.28 = 103,370 : x
  2. Step 2: Convert to fraction form
    269,594.96/404,444.28 = 103,370/x
  3. Step 3: Cross multiply
    269,594.96x = 404,444.28 × 103,370
  4. Step 4: Simplify right side
    269,594.96x = 41,807,405,223.60
  5. Step 5: Solve for x
    x = 41,807,405,223.60/269,594.96
  6. Step 6: Final answer
    x = 155,074.88

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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.