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Finding the Fourth Proportional to 593,177.78, 818,666.78 and 363,694.48

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Solution

The fourth proportional to 593,177.78, 818,666.78 and 363,694.48 is: 501,948.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,177.78 : 818,666.78 = 363,694.48 : x
  2. Step 2: Convert to fraction form
    593,177.78/818,666.78 = 363,694.48/x
  3. Step 3: Cross multiply
    593,177.78x = 818,666.78 × 363,694.48
  4. Step 4: Simplify right side
    593,177.78x = 297,744,588,845.37
  5. Step 5: Solve for x
    x = 297,744,588,845.37/593,177.78
  6. Step 6: Final answer
    x = 501,948.32

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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.