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Finding the Fourth Proportional to 269,901.80, 404,852.70 and 249,626.60

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Solution

The fourth proportional to 269,901.80, 404,852.70 and 249,626.60 is: 374,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,901.80 : 404,852.70 = 249,626.60 : x
  2. Step 2: Convert to fraction form
    269,901.80/404,852.70 = 249,626.60/x
  3. Step 3: Cross multiply
    269,901.80x = 404,852.70 × 249,626.60
  4. Step 4: Simplify right side
    269,901.80x = 101,062,003,001.82
  5. Step 5: Solve for x
    x = 101,062,003,001.82/269,901.80
  6. Step 6: Final answer
    x = 374,439.90

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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.