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Finding the Fourth Proportional to 247,319.66, 370,854.72 and 176,201.66

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Solution

The fourth proportional to 247,319.66, 370,854.72 and 176,201.66 is: 264,213.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,319.66 : 370,854.72 = 176,201.66 : x
  2. Step 2: Convert to fraction form
    247,319.66/370,854.72 = 176,201.66/x
  3. Step 3: Cross multiply
    247,319.66x = 370,854.72 × 176,201.66
  4. Step 4: Simplify right side
    247,319.66x = 65,345,217,282.84
  5. Step 5: Solve for x
    x = 65,345,217,282.84/247,319.66
  6. Step 6: Final answer
    x = 264,213.60

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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.