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Finding the Fourth Proportional to 567.46, 783.22 and 334.66

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Solution

The fourth proportional to 567.46, 783.22 and 334.66 is: 461.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.46 : 783.22 = 334.66 : x
  2. Step 2: Convert to fraction form
    567.46/783.22 = 334.66/x
  3. Step 3: Cross multiply
    567.46x = 783.22 × 334.66
  4. Step 4: Simplify right side
    567.46x = 262,112.41
  5. Step 5: Solve for x
    x = 262,112.41/567.46
  6. Step 6: Final answer
    x = 461.90

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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.