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Finding the Fourth Proportional to 536,843.50, 740,858.15 and 295,132.16

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Solution

The fourth proportional to 536,843.50, 740,858.15 and 295,132.16 is: 407,290.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,843.50 : 740,858.15 = 295,132.16 : x
  2. Step 2: Convert to fraction form
    536,843.50/740,858.15 = 295,132.16/x
  3. Step 3: Cross multiply
    536,843.50x = 740,858.15 × 295,132.16
  4. Step 4: Simplify right side
    536,843.50x = 218,651,062,825.63
  5. Step 5: Solve for x
    x = 218,651,062,825.63/536,843.50
  6. Step 6: Final answer
    x = 407,290.14

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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.