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Finding the Fourth Proportional to 1,683.72, 2,525.04 and 588.06

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Solution

The fourth proportional to 1,683.72, 2,525.04 and 588.06 is: 881.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683.72 : 2,525.04 = 588.06 : x
  2. Step 2: Convert to fraction form
    1,683.72/2,525.04 = 588.06/x
  3. Step 3: Cross multiply
    1,683.72x = 2,525.04 × 588.06
  4. Step 4: Simplify right side
    1,683.72x = 1,484,875.02
  5. Step 5: Solve for x
    x = 1,484,875.02/1,683.72
  6. Step 6: Final answer
    x = 881.90

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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.