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Finding the Fourth Proportional to 273,693.41, 410,604.13 and 93,780.77

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Solution

The fourth proportional to 273,693.41, 410,604.13 and 93,780.77 is: 140,693.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,693.41 : 410,604.13 = 93,780.77 : x
  2. Step 2: Convert to fraction form
    273,693.41/410,604.13 = 93,780.77/x
  3. Step 3: Cross multiply
    273,693.41x = 410,604.13 × 93,780.77
  4. Step 4: Simplify right side
    273,693.41x = 38,506,771,476.58
  5. Step 5: Solve for x
    x = 38,506,771,476.58/273,693.41
  6. Step 6: Final answer
    x = 140,693.09

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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.