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Finding the Fourth Proportional to 616,341.83, 850,535.37 and 344,411.96

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Solution

The fourth proportional to 616,341.83, 850,535.37 and 344,411.96 is: 475,279.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,341.83 : 850,535.37 = 344,411.96 : x
  2. Step 2: Convert to fraction form
    616,341.83/850,535.37 = 344,411.96/x
  3. Step 3: Cross multiply
    616,341.83x = 850,535.37 × 344,411.96
  4. Step 4: Simplify right side
    616,341.83x = 292,934,549,578.35
  5. Step 5: Solve for x
    x = 292,934,549,578.35/616,341.83
  6. Step 6: Final answer
    x = 475,279.36

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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.