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Finding the Fourth Proportional to 293,981.79, 440,755.61 and 94,186.59

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Solution

The fourth proportional to 293,981.79, 440,755.61 and 94,186.59 is: 141,210.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,981.79 : 440,755.61 = 94,186.59 : x
  2. Step 2: Convert to fraction form
    293,981.79/440,755.61 = 94,186.59/x
  3. Step 3: Cross multiply
    293,981.79x = 440,755.61 × 94,186.59
  4. Step 4: Simplify right side
    293,981.79x = 41,513,267,458.34
  5. Step 5: Solve for x
    x = 41,513,267,458.34/293,981.79
  6. Step 6: Final answer
    x = 141,210.34

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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.