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Finding the Fourth Proportional to 243,375.03, 365,064.57 and 65,883.78

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Solution

The fourth proportional to 243,375.03, 365,064.57 and 65,883.78 is: 98,826.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,375.03 : 365,064.57 = 65,883.78 : x
  2. Step 2: Convert to fraction form
    243,375.03/365,064.57 = 65,883.78/x
  3. Step 3: Cross multiply
    243,375.03x = 365,064.57 × 65,883.78
  4. Step 4: Simplify right side
    243,375.03x = 24,051,833,815.67
  5. Step 5: Solve for x
    x = 24,051,833,815.67/243,375.03
  6. Step 6: Final answer
    x = 98,826.22

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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.