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Finding the Fourth Proportional to 741.64, 1,110.84 and 597.46

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Solution

The fourth proportional to 741.64, 1,110.84 and 597.46 is: 894.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    741.64 : 1,110.84 = 597.46 : x
  2. Step 2: Convert to fraction form
    741.64/1,110.84 = 597.46/x
  3. Step 3: Cross multiply
    741.64x = 1,110.84 × 597.46
  4. Step 4: Simplify right side
    741.64x = 663,682.47
  5. Step 5: Solve for x
    x = 663,682.47/741.64
  6. Step 6: Final answer
    x = 894.88

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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.