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Finding the Fourth Proportional to 369,627.57, 554,357.73 and 169,755.81

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Solution

The fourth proportional to 369,627.57, 554,357.73 and 169,755.81 is: 254,595.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,627.57 : 554,357.73 = 169,755.81 : x
  2. Step 2: Convert to fraction form
    369,627.57/554,357.73 = 169,755.81/x
  3. Step 3: Cross multiply
    369,627.57x = 554,357.73 × 169,755.81
  4. Step 4: Simplify right side
    369,627.57x = 94,105,445,485.91
  5. Step 5: Solve for x
    x = 94,105,445,485.91/369,627.57
  6. Step 6: Final answer
    x = 254,595.31

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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.