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Finding the Fourth Proportional to 526.36, 790.62 and 500.44

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Solution

The fourth proportional to 526.36, 790.62 and 500.44 is: 751.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    526.36 : 790.62 = 500.44 : x
  2. Step 2: Convert to fraction form
    526.36/790.62 = 500.44/x
  3. Step 3: Cross multiply
    526.36x = 790.62 × 500.44
  4. Step 4: Simplify right side
    526.36x = 395,657.87
  5. Step 5: Solve for x
    x = 395,657.87/526.36
  6. Step 6: Final answer
    x = 751.69

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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.