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Finding the Fourth Proportional to 594,069.66, 819,859.50 and 339,415.38

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Solution

The fourth proportional to 594,069.66, 819,859.50 and 339,415.38 is: 468,418.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,069.66 : 819,859.50 = 339,415.38 : x
  2. Step 2: Convert to fraction form
    594,069.66/819,859.50 = 339,415.38/x
  3. Step 3: Cross multiply
    594,069.66x = 819,859.50 × 339,415.38
  4. Step 4: Simplify right side
    594,069.66x = 278,272,923,739.11
  5. Step 5: Solve for x
    x = 278,272,923,739.11/594,069.66
  6. Step 6: Final answer
    x = 468,418.00

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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.