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Finding the Fourth Proportional to 589.93, 876.94 and 572.45

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Solution

The fourth proportional to 589.93, 876.94 and 572.45 is: 850.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.93 : 876.94 = 572.45 : x
  2. Step 2: Convert to fraction form
    589.93/876.94 = 572.45/x
  3. Step 3: Cross multiply
    589.93x = 876.94 × 572.45
  4. Step 4: Simplify right side
    589.93x = 501,998.49
  5. Step 5: Solve for x
    x = 501,998.49/589.93
  6. Step 6: Final answer
    x = 850.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.