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Finding the Fourth Proportional to 451,894.84, 623,593.82 and 247,941.16

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Solution

The fourth proportional to 451,894.84, 623,593.82 and 247,941.16 is: 342,147.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,894.84 : 623,593.82 = 247,941.16 : x
  2. Step 2: Convert to fraction form
    451,894.84/623,593.82 = 247,941.16/x
  3. Step 3: Cross multiply
    451,894.84x = 623,593.82 × 247,941.16
  4. Step 4: Simplify right side
    451,894.84x = 154,614,575,099.63
  5. Step 5: Solve for x
    x = 154,614,575,099.63/451,894.84
  6. Step 6: Final answer
    x = 342,147.25

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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.