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Finding the Fourth Proportional to 593,174.28, 818,661.95 and 363,690.98

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Solution

The fourth proportional to 593,174.28, 818,661.95 and 363,690.98 is: 501,943.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,174.28 : 818,661.95 = 363,690.98 : x
  2. Step 2: Convert to fraction form
    593,174.28/818,661.95 = 363,690.98/x
  3. Step 3: Cross multiply
    593,174.28x = 818,661.95 × 363,690.98
  4. Step 4: Simplify right side
    593,174.28x = 297,739,965,065.76
  5. Step 5: Solve for x
    x = 297,739,965,065.76/593,174.28
  6. Step 6: Final answer
    x = 501,943.49

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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.