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Finding the Fourth Proportional to 374,950.95, 516,894.05 and 267,334.16

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Solution

The fourth proportional to 374,950.95, 516,894.05 and 267,334.16 is: 368,537.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,950.95 : 516,894.05 = 267,334.16 : x
  2. Step 2: Convert to fraction form
    374,950.95/516,894.05 = 267,334.16/x
  3. Step 3: Cross multiply
    374,950.95x = 516,894.05 × 267,334.16
  4. Step 4: Simplify right side
    374,950.95x = 138,183,432,744.61
  5. Step 5: Solve for x
    x = 138,183,432,744.61/374,950.95
  6. Step 6: Final answer
    x = 368,537.36

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Why These Related Problems?

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