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Finding the Fourth Proportional to 587.01, 875.90 and 567.20

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Solution

The fourth proportional to 587.01, 875.90 and 567.20 is: 846.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.01 : 875.90 = 567.20 : x
  2. Step 2: Convert to fraction form
    587.01/875.90 = 567.20/x
  3. Step 3: Cross multiply
    587.01x = 875.90 × 567.20
  4. Step 4: Simplify right side
    587.01x = 496,807.52
  5. Step 5: Solve for x
    x = 496,807.52/587.01
  6. Step 6: Final answer
    x = 846.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.