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Finding the Fourth Proportional to 543,166.37, 814,746.31 and 295,423.01

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Solution

The fourth proportional to 543,166.37, 814,746.31 and 295,423.01 is: 443,132.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,166.37 : 814,746.31 = 295,423.01 : x
  2. Step 2: Convert to fraction form
    543,166.37/814,746.31 = 295,423.01/x
  3. Step 3: Cross multiply
    543,166.37x = 814,746.31 × 295,423.01
  4. Step 4: Simplify right side
    543,166.37x = 240,694,802,474.30
  5. Step 5: Solve for x
    x = 240,694,802,474.30/543,166.37
  6. Step 6: Final answer
    x = 443,132.75

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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.