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Finding the Fourth Proportional to 593,218.89, 818,677.94 and 363,802.59

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Solution

The fourth proportional to 593,218.89, 818,677.94 and 363,802.59 is: 502,069.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,218.89 : 818,677.94 = 363,802.59 : x
  2. Step 2: Convert to fraction form
    593,218.89/818,677.94 = 363,802.59/x
  3. Step 3: Cross multiply
    593,218.89x = 818,677.94 × 363,802.59
  4. Step 4: Simplify right side
    593,218.89x = 297,837,153,128.85
  5. Step 5: Solve for x
    x = 297,837,153,128.85/593,218.89
  6. Step 6: Final answer
    x = 502,069.57

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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.