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Finding the Fourth Proportional to 4,804.55, 7,187.82 and 3,637.92

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Solution

The fourth proportional to 4,804.55, 7,187.82 and 3,637.92 is: 5,442.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,804.55 : 7,187.82 = 3,637.92 : x
  2. Step 2: Convert to fraction form
    4,804.55/7,187.82 = 3,637.92/x
  3. Step 3: Cross multiply
    4,804.55x = 7,187.82 × 3,637.92
  4. Step 4: Simplify right side
    4,804.55x = 26,148,714.13
  5. Step 5: Solve for x
    x = 26,148,714.13/4,804.55
  6. Step 6: Final answer
    x = 5,442.49

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1.5x scale

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.