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Finding the Fourth Proportional to 247,314.90, 370,847.59 and 176,196.90

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Solution

The fourth proportional to 247,314.90, 370,847.59 and 176,196.90 is: 264,206.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,314.90 : 370,847.59 = 176,196.90 : x
  2. Step 2: Convert to fraction form
    247,314.90/370,847.59 = 176,196.90/x
  3. Step 3: Cross multiply
    247,314.90x = 370,847.59 × 176,196.90
  4. Step 4: Simplify right side
    247,314.90x = 65,342,195,730.47
  5. Step 5: Solve for x
    x = 65,342,195,730.47/247,314.90
  6. Step 6: Final answer
    x = 264,206.47

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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.