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Finding the Fourth Proportional to 247,360.23, 371,055.94 and 69,880.93

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Solution

The fourth proportional to 247,360.23, 371,055.94 and 69,880.93 is: 104,825.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,360.23 : 371,055.94 = 69,880.93 : x
  2. Step 2: Convert to fraction form
    247,360.23/371,055.94 = 69,880.93/x
  3. Step 3: Cross multiply
    247,360.23x = 371,055.94 × 69,880.93
  4. Step 4: Simplify right side
    247,360.23x = 25,929,733,066.88
  5. Step 5: Solve for x
    x = 25,929,733,066.88/247,360.23
  6. Step 6: Final answer
    x = 104,825.80

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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.