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Finding the Fourth Proportional to 534.78, 801.93 and 246

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Solution

The fourth proportional to 534.78, 801.93 and 246 is: 368.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.78 : 801.93 = 246 : x
  2. Step 2: Convert to fraction form
    534.78/801.93 = 246/x
  3. Step 3: Cross multiply
    534.78x = 801.93 × 246
  4. Step 4: Simplify right side
    534.78x = 197,274.78
  5. Step 5: Solve for x
    x = 197,274.78/534.78
  6. Step 6: Final answer
    x = 368.89

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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.