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Finding the Fourth Proportional to 453,361, 680,037.45 and 169,041.88

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Solution

The fourth proportional to 453,361, 680,037.45 and 169,041.88 is: 253,561.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,361 : 680,037.45 = 169,041.88 : x
  2. Step 2: Convert to fraction form
    453,361/680,037.45 = 169,041.88/x
  3. Step 3: Cross multiply
    453,361x = 680,037.45 × 169,041.88
  4. Step 4: Simplify right side
    453,361x = 114,954,809,018.41
  5. Step 5: Solve for x
    x = 114,954,809,018.41/453,361
  6. Step 6: Final answer
    x = 253,561.31

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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.