Home / 744,039.90-1,026,729.09-417,334.95

Finding the Fourth Proportional to 744,039.90, 1,026,729.09 and 417,334.95

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Solution

The fourth proportional to 744,039.90, 1,026,729.09 and 417,334.95 is: 575,896.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,039.90 : 1,026,729.09 = 417,334.95 : x
  2. Step 2: Convert to fraction form
    744,039.90/1,026,729.09 = 417,334.95/x
  3. Step 3: Cross multiply
    744,039.90x = 1,026,729.09 × 417,334.95
  4. Step 4: Simplify right side
    744,039.90x = 428,489,933,438.70
  5. Step 5: Solve for x
    x = 428,489,933,438.70/744,039.90
  6. Step 6: Final answer
    x = 575,896.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.