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Finding the Fourth Proportional to 597.60, 893.20 and 468

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Solution

The fourth proportional to 597.60, 893.20 and 468 is: 699.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.60 : 893.20 = 468 : x
  2. Step 2: Convert to fraction form
    597.60/893.20 = 468/x
  3. Step 3: Cross multiply
    597.60x = 893.20 × 468
  4. Step 4: Simplify right side
    597.60x = 418,017.60
  5. Step 5: Solve for x
    x = 418,017.60/597.60
  6. Step 6: Final answer
    x = 699.49

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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.