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Finding the Fourth Proportional to 634.22, 956.03 and 526.70

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Solution

The fourth proportional to 634.22, 956.03 and 526.70 is: 793.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    634.22 : 956.03 = 526.70 : x
  2. Step 2: Convert to fraction form
    634.22/956.03 = 526.70/x
  3. Step 3: Cross multiply
    634.22x = 956.03 × 526.70
  4. Step 4: Simplify right side
    634.22x = 503,533.59
  5. Step 5: Solve for x
    x = 503,533.59/634.22
  6. Step 6: Final answer
    x = 793.95

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.