Home / 716,967.83-1,075,451.78-267,723.78

Finding the Fourth Proportional to 716,967.83, 1,075,451.78 and 267,723.78

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Solution

The fourth proportional to 716,967.83, 1,075,451.78 and 267,723.78 is: 401,585.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,967.83 : 1,075,451.78 = 267,723.78 : x
  2. Step 2: Convert to fraction form
    716,967.83/1,075,451.78 = 267,723.78/x
  3. Step 3: Cross multiply
    716,967.83x = 1,075,451.78 × 267,723.78
  4. Step 4: Simplify right side
    716,967.83x = 287,924,018,435.11
  5. Step 5: Solve for x
    x = 287,924,018,435.11/716,967.83
  6. Step 6: Final answer
    x = 401,585.69

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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.