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Finding the Fourth Proportional to 247,673.12, 371,509.68 and 60,683

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Solution

The fourth proportional to 247,673.12, 371,509.68 and 60,683 is: 91,024.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,673.12 : 371,509.68 = 60,683 : x
  2. Step 2: Convert to fraction form
    247,673.12/371,509.68 = 60,683/x
  3. Step 3: Cross multiply
    247,673.12x = 371,509.68 × 60,683
  4. Step 4: Simplify right side
    247,673.12x = 22,544,321,911.44
  5. Step 5: Solve for x
    x = 22,544,321,911.44/247,673.12
  6. Step 6: Final answer
    x = 91,024.50

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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.