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Finding the Fourth Proportional to 766,549.29, 1,150,080 and 340,026.37

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Solution

The fourth proportional to 766,549.29, 1,150,080 and 340,026.37 is: 510,153.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,549.29 : 1,150,080 = 340,026.37 : x
  2. Step 2: Convert to fraction form
    766,549.29/1,150,080 = 340,026.37/x
  3. Step 3: Cross multiply
    766,549.29x = 1,150,080 × 340,026.37
  4. Step 4: Simplify right side
    766,549.29x = 391,057,527,609.60
  5. Step 5: Solve for x
    x = 391,057,527,609.60/766,549.29
  6. Step 6: Final answer
    x = 510,153.14

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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.