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Finding the Fourth Proportional to 416,636.10, 625,181.66 and 176,712.68

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Solution

The fourth proportional to 416,636.10, 625,181.66 and 176,712.68 is: 265,165.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,636.10 : 625,181.66 = 176,712.68 : x
  2. Step 2: Convert to fraction form
    416,636.10/625,181.66 = 176,712.68/x
  3. Step 3: Cross multiply
    416,636.10x = 625,181.66 × 176,712.68
  4. Step 4: Simplify right side
    416,636.10x = 110,477,526,625.45
  5. Step 5: Solve for x
    x = 110,477,526,625.45/416,636.10
  6. Step 6: Final answer
    x = 265,165.52

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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.