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Finding the Fourth Proportional to 706,768.25, 1,059,750.72 and 482,400.27

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Solution

The fourth proportional to 706,768.25, 1,059,750.72 and 482,400.27 is: 723,326.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,768.25 : 1,059,750.72 = 482,400.27 : x
  2. Step 2: Convert to fraction form
    706,768.25/1,059,750.72 = 482,400.27/x
  3. Step 3: Cross multiply
    706,768.25x = 1,059,750.72 × 482,400.27
  4. Step 4: Simplify right side
    706,768.25x = 511,224,033,460.69
  5. Step 5: Solve for x
    x = 511,224,033,460.69/706,768.25
  6. Step 6: Final answer
    x = 723,326.26

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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.