Home / 880,792.40-1,320,929.40-249,761.36

Finding the Fourth Proportional to 880,792.40, 1,320,929.40 and 249,761.36

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Solution

The fourth proportional to 880,792.40, 1,320,929.40 and 249,761.36 is: 374,568.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,792.40 : 1,320,929.40 = 249,761.36 : x
  2. Step 2: Convert to fraction form
    880,792.40/1,320,929.40 = 249,761.36/x
  3. Step 3: Cross multiply
    880,792.40x = 1,320,929.40 × 249,761.36
  4. Step 4: Simplify right side
    880,792.40x = 329,917,123,407.98
  5. Step 5: Solve for x
    x = 329,917,123,407.98/880,792.40
  6. Step 6: Final answer
    x = 374,568.54

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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.