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Finding the Fourth Proportional to 269,295.85, 371,600.89 and 154,547.04

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Solution

The fourth proportional to 269,295.85, 371,600.89 and 154,547.04 is: 213,259.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,295.85 : 371,600.89 = 154,547.04 : x
  2. Step 2: Convert to fraction form
    269,295.85/371,600.89 = 154,547.04/x
  3. Step 3: Cross multiply
    269,295.85x = 371,600.89 × 154,547.04
  4. Step 4: Simplify right side
    269,295.85x = 57,429,817,610.87
  5. Step 5: Solve for x
    x = 57,429,817,610.87/269,295.85
  6. Step 6: Final answer
    x = 213,259.20

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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.