Home / 716,949.60-1,075,388.76-267,635.94

Finding the Fourth Proportional to 716,949.60, 1,075,388.76 and 267,635.94

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Solution

The fourth proportional to 716,949.60, 1,075,388.76 and 267,635.94 is: 401,440.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,949.60 : 1,075,388.76 = 267,635.94 : x
  2. Step 2: Convert to fraction form
    716,949.60/1,075,388.76 = 267,635.94/x
  3. Step 3: Cross multiply
    716,949.60x = 1,075,388.76 × 267,635.94
  4. Step 4: Simplify right side
    716,949.60x = 287,812,681,648.03
  5. Step 5: Solve for x
    x = 287,812,681,648.03/716,949.60
  6. Step 6: Final answer
    x = 401,440.61

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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.