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Finding the Fourth Proportional to 441,095.84, 661,647.75 and 125,552.60

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Solution

The fourth proportional to 441,095.84, 661,647.75 and 125,552.60 is: 188,330.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,095.84 : 661,647.75 = 125,552.60 : x
  2. Step 2: Convert to fraction form
    441,095.84/661,647.75 = 125,552.60/x
  3. Step 3: Cross multiply
    441,095.84x = 661,647.75 × 125,552.60
  4. Step 4: Simplify right side
    441,095.84x = 83,071,595,296.65
  5. Step 5: Solve for x
    x = 83,071,595,296.65/441,095.84
  6. Step 6: Final answer
    x = 188,330.04

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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.