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Finding the Fourth Proportional to 2,010.02, 3,014.96 and 549.32

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Solution

The fourth proportional to 2,010.02, 3,014.96 and 549.32 is: 823.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.02 : 3,014.96 = 549.32 : x
  2. Step 2: Convert to fraction form
    2,010.02/3,014.96 = 549.32/x
  3. Step 3: Cross multiply
    2,010.02x = 3,014.96 × 549.32
  4. Step 4: Simplify right side
    2,010.02x = 1,656,160.01
  5. Step 5: Solve for x
    x = 1,656,160.01/2,010.02
  6. Step 6: Final answer
    x = 823.95

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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.