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Finding the Fourth Proportional to 202,832.04, 304,290.94 and 76,469.64

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Solution

The fourth proportional to 202,832.04, 304,290.94 and 76,469.64 is: 114,720.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,832.04 : 304,290.94 = 76,469.64 : x
  2. Step 2: Convert to fraction form
    202,832.04/304,290.94 = 76,469.64/x
  3. Step 3: Cross multiply
    202,832.04x = 304,290.94 × 76,469.64
  4. Step 4: Simplify right side
    202,832.04x = 23,269,018,637.06
  5. Step 5: Solve for x
    x = 23,269,018,637.06/202,832.04
  6. Step 6: Final answer
    x = 114,720.63

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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.