Home / 869,192.46-1,304,163.32-470,114.17

Finding the Fourth Proportional to 869,192.46, 1,304,163.32 and 470,114.17

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Solution

The fourth proportional to 869,192.46, 1,304,163.32 and 470,114.17 is: 705,373.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,192.46 : 1,304,163.32 = 470,114.17 : x
  2. Step 2: Convert to fraction form
    869,192.46/1,304,163.32 = 470,114.17/x
  3. Step 3: Cross multiply
    869,192.46x = 1,304,163.32 × 470,114.17
  4. Step 4: Simplify right side
    869,192.46x = 613,105,651,115.27
  5. Step 5: Solve for x
    x = 613,105,651,115.27/869,192.46
  6. Step 6: Final answer
    x = 705,373.87

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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.