Home / 866,442.29-1,299,681.26-267,403.82

Finding the Fourth Proportional to 866,442.29, 1,299,681.26 and 267,403.82

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Solution

The fourth proportional to 866,442.29, 1,299,681.26 and 267,403.82 is: 401,111.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,442.29 : 1,299,681.26 = 267,403.82 : x
  2. Step 2: Convert to fraction form
    866,442.29/1,299,681.26 = 267,403.82/x
  3. Step 3: Cross multiply
    866,442.29x = 1,299,681.26 × 267,403.82
  4. Step 4: Simplify right side
    866,442.29x = 347,539,733,706.41
  5. Step 5: Solve for x
    x = 347,539,733,706.41/866,442.29
  6. Step 6: Final answer
    x = 401,111.23

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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.