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Finding the Fourth Proportional to 303,902.53, 455,859.66 and 93,540.25

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Solution

The fourth proportional to 303,902.53, 455,859.66 and 93,540.25 is: 140,312.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,902.53 : 455,859.66 = 93,540.25 : x
  2. Step 2: Convert to fraction form
    303,902.53/455,859.66 = 93,540.25/x
  3. Step 3: Cross multiply
    303,902.53x = 455,859.66 × 93,540.25
  4. Step 4: Simplify right side
    303,902.53x = 42,641,226,561.32
  5. Step 5: Solve for x
    x = 42,641,226,561.32/303,902.53
  6. Step 6: Final answer
    x = 140,312.18

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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.