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Finding the Fourth Proportional to 647,051.70, 970,577.55 and 605,061.30

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Solution

The fourth proportional to 647,051.70, 970,577.55 and 605,061.30 is: 907,591.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,051.70 : 970,577.55 = 605,061.30 : x
  2. Step 2: Convert to fraction form
    647,051.70/970,577.55 = 605,061.30/x
  3. Step 3: Cross multiply
    647,051.70x = 970,577.55 × 605,061.30
  4. Step 4: Simplify right side
    647,051.70x = 587,258,914,153.82
  5. Step 5: Solve for x
    x = 587,258,914,153.82/647,051.70
  6. Step 6: Final answer
    x = 907,591.95

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Similar ratio
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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.