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Finding the Fourth Proportional to 314.52, 470.93 and 246.17

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Solution

The fourth proportional to 314.52, 470.93 and 246.17 is: 368.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    314.52 : 470.93 = 246.17 : x
  2. Step 2: Convert to fraction form
    314.52/470.93 = 246.17/x
  3. Step 3: Cross multiply
    314.52x = 470.93 × 246.17
  4. Step 4: Simplify right side
    314.52x = 115,925.25
  5. Step 5: Solve for x
    x = 115,925.25/314.52
  6. Step 6: Final answer
    x = 368.58

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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.