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Finding the Fourth Proportional to 293,486.95, 440,208.89 and 93,753.70

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Solution

The fourth proportional to 293,486.95, 440,208.89 and 93,753.70 is: 140,623.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,486.95 : 440,208.89 = 93,753.70 : x
  2. Step 2: Convert to fraction form
    293,486.95/440,208.89 = 93,753.70/x
  3. Step 3: Cross multiply
    293,486.95x = 440,208.89 × 93,753.70
  4. Step 4: Simplify right side
    293,486.95x = 41,271,213,205.17
  5. Step 5: Solve for x
    x = 41,271,213,205.17/293,486.95
  6. Step 6: Final answer
    x = 140,623.68

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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.