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Finding the Fourth Proportional to 973.89, 1,344.22 and 601.17

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Solution

The fourth proportional to 973.89, 1,344.22 and 601.17 is: 829.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    973.89 : 1,344.22 = 601.17 : x
  2. Step 2: Convert to fraction form
    973.89/1,344.22 = 601.17/x
  3. Step 3: Cross multiply
    973.89x = 1,344.22 × 601.17
  4. Step 4: Simplify right side
    973.89x = 808,104.74
  5. Step 5: Solve for x
    x = 808,104.74/973.89
  6. Step 6: Final answer
    x = 829.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.