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Finding the Fourth Proportional to 457,673.42, 686,555.63 and 169,562.14

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Solution

The fourth proportional to 457,673.42, 686,555.63 and 169,562.14 is: 254,360.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,673.42 : 686,555.63 = 169,562.14 : x
  2. Step 2: Convert to fraction form
    457,673.42/686,555.63 = 169,562.14/x
  3. Step 3: Cross multiply
    457,673.42x = 686,555.63 × 169,562.14
  4. Step 4: Simplify right side
    457,673.42x = 116,413,837,571.26
  5. Step 5: Solve for x
    x = 116,413,837,571.26/457,673.42
  6. Step 6: Final answer
    x = 254,360.06

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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.