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Finding the Fourth Proportional to 594,054.57, 819,838.77 and 339,400.29

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Solution

The fourth proportional to 594,054.57, 819,838.77 and 339,400.29 is: 468,397.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,054.57 : 819,838.77 = 339,400.29 : x
  2. Step 2: Convert to fraction form
    594,054.57/819,838.77 = 339,400.29/x
  3. Step 3: Cross multiply
    594,054.57x = 819,838.77 × 339,400.29
  4. Step 4: Simplify right side
    594,054.57x = 278,253,516,291.24
  5. Step 5: Solve for x
    x = 278,253,516,291.24/594,054.57
  6. Step 6: Final answer
    x = 468,397.23

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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.