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Finding the Fourth Proportional to 247,048.64, 370,594.84 and 69,557.18

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Solution

The fourth proportional to 247,048.64, 370,594.84 and 69,557.18 is: 104,341.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,048.64 : 370,594.84 = 69,557.18 : x
  2. Step 2: Convert to fraction form
    247,048.64/370,594.84 = 69,557.18/x
  3. Step 3: Cross multiply
    247,048.64x = 370,594.84 × 69,557.18
  4. Step 4: Simplify right side
    247,048.64x = 25,777,532,745.55
  5. Step 5: Solve for x
    x = 25,777,532,745.55/247,048.64
  6. Step 6: Final answer
    x = 104,341.94

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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.