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Finding the Fourth Proportional to 267,342.81, 401,014.22 and 249,628.11

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Solution

The fourth proportional to 267,342.81, 401,014.22 and 249,628.11 is: 374,442.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,342.81 : 401,014.22 = 249,628.11 : x
  2. Step 2: Convert to fraction form
    267,342.81/401,014.22 = 249,628.11/x
  3. Step 3: Cross multiply
    267,342.81x = 401,014.22 × 249,628.11
  4. Step 4: Simplify right side
    267,342.81x = 100,104,420,573.58
  5. Step 5: Solve for x
    x = 100,104,420,573.58/267,342.81
  6. Step 6: Final answer
    x = 374,442.17

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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.