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Finding the Fourth Proportional to 496,118.58, 744,247.32 and 159,080.01

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Solution

The fourth proportional to 496,118.58, 744,247.32 and 159,080.01 is: 238,642.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,118.58 : 744,247.32 = 159,080.01 : x
  2. Step 2: Convert to fraction form
    496,118.58/744,247.32 = 159,080.01/x
  3. Step 3: Cross multiply
    496,118.58x = 744,247.32 × 159,080.01
  4. Step 4: Simplify right side
    496,118.58x = 118,394,871,108.07
  5. Step 5: Solve for x
    x = 118,394,871,108.07/496,118.58
  6. Step 6: Final answer
    x = 238,642.28

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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.