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Finding the Fourth Proportional to 243,381.05, 365,071.85 and 63,466.31

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Solution

The fourth proportional to 243,381.05, 365,071.85 and 63,466.31 is: 95,199.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,381.05 : 365,071.85 = 63,466.31 : x
  2. Step 2: Convert to fraction form
    243,381.05/365,071.85 = 63,466.31/x
  3. Step 3: Cross multiply
    243,381.05x = 365,071.85 × 63,466.31
  4. Step 4: Simplify right side
    243,381.05x = 23,169,764,275.72
  5. Step 5: Solve for x
    x = 23,169,764,275.72/243,381.05
  6. Step 6: Final answer
    x = 95,199.54

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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.