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Finding the Fourth Proportional to 452,837.04, 679,213.90 and 153,283.38

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Solution

The fourth proportional to 452,837.04, 679,213.90 and 153,283.38 is: 229,910.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,837.04 : 679,213.90 = 153,283.38 : x
  2. Step 2: Convert to fraction form
    452,837.04/679,213.90 = 153,283.38/x
  3. Step 3: Cross multiply
    452,837.04x = 679,213.90 × 153,283.38
  4. Step 4: Simplify right side
    452,837.04x = 104,112,202,334.98
  5. Step 5: Solve for x
    x = 104,112,202,334.98/452,837.04
  6. Step 6: Final answer
    x = 229,910.97

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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.