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Finding the Fourth Proportional to 247,085.09, 370,657.63 and 69,592.10

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Solution

The fourth proportional to 247,085.09, 370,657.63 and 69,592.10 is: 104,396.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,085.09 : 370,657.63 = 69,592.10 : x
  2. Step 2: Convert to fraction form
    247,085.09/370,657.63 = 69,592.10/x
  3. Step 3: Cross multiply
    247,085.09x = 370,657.63 × 69,592.10
  4. Step 4: Simplify right side
    247,085.09x = 25,794,843,866.36
  5. Step 5: Solve for x
    x = 25,794,843,866.36/247,085.09
  6. Step 6: Final answer
    x = 104,396.60

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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.