Home / 518,112.02-777,011.29-181,089.85

Finding the Fourth Proportional to 518,112.02, 777,011.29 and 181,089.85

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Solution

The fourth proportional to 518,112.02, 777,011.29 and 181,089.85 is: 271,579.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,112.02 : 777,011.29 = 181,089.85 : x
  2. Step 2: Convert to fraction form
    518,112.02/777,011.29 = 181,089.85/x
  3. Step 3: Cross multiply
    518,112.02x = 777,011.29 × 181,089.85
  4. Step 4: Simplify right side
    518,112.02x = 140,708,855,559.15
  5. Step 5: Solve for x
    x = 140,708,855,559.15/518,112.02
  6. Step 6: Final answer
    x = 271,579.99

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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.