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Finding the Fourth Proportional to 4,756.58, 7,135.58 and 1,637.39

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Solution

The fourth proportional to 4,756.58, 7,135.58 and 1,637.39 is: 2,456.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,756.58 : 7,135.58 = 1,637.39 : x
  2. Step 2: Convert to fraction form
    4,756.58/7,135.58 = 1,637.39/x
  3. Step 3: Cross multiply
    4,756.58x = 7,135.58 × 1,637.39
  4. Step 4: Simplify right side
    4,756.58x = 11,683,727.34
  5. Step 5: Solve for x
    x = 11,683,727.34/4,756.58
  6. Step 6: Final answer
    x = 2,456.33

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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.