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Finding the Fourth Proportional to 293,799.82, 405,294.54 and 191,884.94

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Solution

The fourth proportional to 293,799.82, 405,294.54 and 191,884.94 is: 264,703.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,799.82 : 405,294.54 = 191,884.94 : x
  2. Step 2: Convert to fraction form
    293,799.82/405,294.54 = 191,884.94/x
  3. Step 3: Cross multiply
    293,799.82x = 405,294.54 × 191,884.94
  4. Step 4: Simplify right side
    293,799.82x = 77,769,918,490.23
  5. Step 5: Solve for x
    x = 77,769,918,490.23/293,799.82
  6. Step 6: Final answer
    x = 264,703.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.