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Finding the Fourth Proportional to 586.84, 880.44 and 202.20

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Solution

The fourth proportional to 586.84, 880.44 and 202.20 is: 303.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    586.84 : 880.44 = 202.20 : x
  2. Step 2: Convert to fraction form
    586.84/880.44 = 202.20/x
  3. Step 3: Cross multiply
    586.84x = 880.44 × 202.20
  4. Step 4: Simplify right side
    586.84x = 178,024.97
  5. Step 5: Solve for x
    x = 178,024.97/586.84
  6. Step 6: Final answer
    x = 303.36

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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.