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Finding the Fourth Proportional to 484,095.90, 668,060.93 and 269,236.07

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Solution

The fourth proportional to 484,095.90, 668,060.93 and 269,236.07 is: 371,550.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,095.90 : 668,060.93 = 269,236.07 : x
  2. Step 2: Convert to fraction form
    484,095.90/668,060.93 = 269,236.07/x
  3. Step 3: Cross multiply
    484,095.90x = 668,060.93 × 269,236.07
  4. Step 4: Simplify right side
    484,095.90x = 179,866,094,627.26
  5. Step 5: Solve for x
    x = 179,866,094,627.26/484,095.90
  6. Step 6: Final answer
    x = 371,550.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.