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Finding the Fourth Proportional to 588.12, 881.40 and 526.05

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Solution

The fourth proportional to 588.12, 881.40 and 526.05 is: 788.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.12 : 881.40 = 526.05 : x
  2. Step 2: Convert to fraction form
    588.12/881.40 = 526.05/x
  3. Step 3: Cross multiply
    588.12x = 881.40 × 526.05
  4. Step 4: Simplify right side
    588.12x = 463,660.47
  5. Step 5: Solve for x
    x = 463,660.47/588.12
  6. Step 6: Final answer
    x = 788.38

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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.