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Finding the Fourth Proportional to 247,205.87, 370,427.14 and 166,929.22

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Solution

The fourth proportional to 247,205.87, 370,427.14 and 166,929.22 is: 250,136.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,205.87 : 370,427.14 = 166,929.22 : x
  2. Step 2: Convert to fraction form
    247,205.87/370,427.14 = 166,929.22/x
  3. Step 3: Cross multiply
    247,205.87x = 370,427.14 × 166,929.22
  4. Step 4: Simplify right side
    247,205.87x = 61,835,112,203.64
  5. Step 5: Solve for x
    x = 61,835,112,203.64/247,205.87
  6. Step 6: Final answer
    x = 250,136.10

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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.