Home / 736,649.73-1,016,569.23-409,957.26

Finding the Fourth Proportional to 736,649.73, 1,016,569.23 and 409,957.26

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Solution

The fourth proportional to 736,649.73, 1,016,569.23 and 409,957.26 is: 565,736.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,649.73 : 1,016,569.23 = 409,957.26 : x
  2. Step 2: Convert to fraction form
    736,649.73/1,016,569.23 = 409,957.26/x
  3. Step 3: Cross multiply
    736,649.73x = 1,016,569.23 × 409,957.26
  4. Step 4: Simplify right side
    736,649.73x = 416,749,938,805.85
  5. Step 5: Solve for x
    x = 416,749,938,805.85/736,649.73
  6. Step 6: Final answer
    x = 565,736.91

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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.