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Finding the Fourth Proportional to 231,547.60, 347,327.49 and 63,069.37

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Solution

The fourth proportional to 231,547.60, 347,327.49 and 63,069.37 is: 94,605.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,547.60 : 347,327.49 = 63,069.37 : x
  2. Step 2: Convert to fraction form
    231,547.60/347,327.49 = 63,069.37/x
  3. Step 3: Cross multiply
    231,547.60x = 347,327.49 × 63,069.37
  4. Step 4: Simplify right side
    231,547.60x = 21,905,725,977.98
  5. Step 5: Solve for x
    x = 21,905,725,977.98/231,547.60
  6. Step 6: Final answer
    x = 94,605.71

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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.