Home / 865,158.66-1,297,737.66-629,997.84

Finding the Fourth Proportional to 865,158.66, 1,297,737.66 and 629,997.84

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Solution

The fourth proportional to 865,158.66, 1,297,737.66 and 629,997.84 is: 944,996.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,158.66 : 1,297,737.66 = 629,997.84 : x
  2. Step 2: Convert to fraction form
    865,158.66/1,297,737.66 = 629,997.84/x
  3. Step 3: Cross multiply
    865,158.66x = 1,297,737.66 × 629,997.84
  4. Step 4: Simplify right side
    865,158.66x = 817,571,922,686.65
  5. Step 5: Solve for x
    x = 817,571,922,686.65/865,158.66
  6. Step 6: Final answer
    x = 944,996.52

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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.