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Finding the Fourth Proportional to 243,604.84, 365,091.24 and 108,476.63

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Solution

The fourth proportional to 243,604.84, 365,091.24 and 108,476.63 is: 162,574.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,604.84 : 365,091.24 = 108,476.63 : x
  2. Step 2: Convert to fraction form
    243,604.84/365,091.24 = 108,476.63/x
  3. Step 3: Cross multiply
    243,604.84x = 365,091.24 × 108,476.63
  4. Step 4: Simplify right side
    243,604.84x = 39,603,867,357.72
  5. Step 5: Solve for x
    x = 39,603,867,357.72/243,604.84
  6. Step 6: Final answer
    x = 162,574.22

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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.