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Finding the Fourth Proportional to 627,353.28, 945,756.69 and 586,762.56

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Solution

The fourth proportional to 627,353.28, 945,756.69 and 586,762.56 is: 884,564.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,353.28 : 945,756.69 = 586,762.56 : x
  2. Step 2: Convert to fraction form
    627,353.28/945,756.69 = 586,762.56/x
  3. Step 3: Cross multiply
    627,353.28x = 945,756.69 × 586,762.56
  4. Step 4: Simplify right side
    627,353.28x = 554,934,616,561.53
  5. Step 5: Solve for x
    x = 554,934,616,561.53/627,353.28
  6. Step 6: Final answer
    x = 884,564.78

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.