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Finding the Fourth Proportional to 453,359, 680,034.44 and 169,039.88

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Solution

The fourth proportional to 453,359, 680,034.44 and 169,039.88 is: 253,558.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,359 : 680,034.44 = 169,039.88 : x
  2. Step 2: Convert to fraction form
    453,359/680,034.44 = 169,039.88/x
  3. Step 3: Cross multiply
    453,359x = 680,034.44 × 169,039.88
  4. Step 4: Simplify right side
    453,359x = 114,952,940,133.47
  5. Step 5: Solve for x
    x = 114,952,940,133.47/453,359
  6. Step 6: Final answer
    x = 253,558.31

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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.