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Finding the Fourth Proportional to 706,912.74, 1,059,967.62 and 482,544.90

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Solution

The fourth proportional to 706,912.74, 1,059,967.62 and 482,544.90 is: 723,543.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,912.74 : 1,059,967.62 = 482,544.90 : x
  2. Step 2: Convert to fraction form
    706,912.74/1,059,967.62 = 482,544.90/x
  3. Step 3: Cross multiply
    706,912.74x = 1,059,967.62 × 482,544.90
  4. Step 4: Simplify right side
    706,912.74x = 511,481,969,196.14
  5. Step 5: Solve for x
    x = 511,481,969,196.14/706,912.74
  6. Step 6: Final answer
    x = 723,543.29

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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.