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Finding the Fourth Proportional to 536,847.26, 740,863.32 and 295,135.91

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Solution

The fourth proportional to 536,847.26, 740,863.32 and 295,135.91 is: 407,295.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,847.26 : 740,863.32 = 295,135.91 : x
  2. Step 2: Convert to fraction form
    536,847.26/740,863.32 = 295,135.91/x
  3. Step 3: Cross multiply
    536,847.26x = 740,863.32 × 295,135.91
  4. Step 4: Simplify right side
    536,847.26x = 218,655,366,429.51
  5. Step 5: Solve for x
    x = 218,655,366,429.51/536,847.26
  6. Step 6: Final answer
    x = 407,295.30

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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.