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Finding the Fourth Proportional to 1,683.61, 2,524.61 and 587.83

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Solution

The fourth proportional to 1,683.61, 2,524.61 and 587.83 is: 881.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683.61 : 2,524.61 = 587.83 : x
  2. Step 2: Convert to fraction form
    1,683.61/2,524.61 = 587.83/x
  3. Step 3: Cross multiply
    1,683.61x = 2,524.61 × 587.83
  4. Step 4: Simplify right side
    1,683.61x = 1,484,041.50
  5. Step 5: Solve for x
    x = 1,484,041.50/1,683.61
  6. Step 6: Final answer
    x = 881.46

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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.