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Finding the Fourth Proportional to 624,097.94, 861,253.30 and 337,617.95

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Solution

The fourth proportional to 624,097.94, 861,253.30 and 337,617.95 is: 465,911.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,097.94 : 861,253.30 = 337,617.95 : x
  2. Step 2: Convert to fraction form
    624,097.94/861,253.30 = 337,617.95/x
  3. Step 3: Cross multiply
    624,097.94x = 861,253.30 × 337,617.95
  4. Step 4: Simplify right side
    624,097.94x = 290,774,574,885.82
  5. Step 5: Solve for x
    x = 290,774,574,885.82/624,097.94
  6. Step 6: Final answer
    x = 465,911.77

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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.