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Finding the Fourth Proportional to 565,697.56, 847,985.84 and 265,641.01

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Solution

The fourth proportional to 565,697.56, 847,985.84 and 265,641.01 is: 398,198.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,697.56 : 847,985.84 = 265,641.01 : x
  2. Step 2: Convert to fraction form
    565,697.56/847,985.84 = 265,641.01/x
  3. Step 3: Cross multiply
    565,697.56x = 847,985.84 × 265,641.01
  4. Step 4: Simplify right side
    565,697.56x = 225,259,815,003.30
  5. Step 5: Solve for x
    x = 225,259,815,003.30/565,697.56
  6. Step 6: Final answer
    x = 398,198.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.