Home / 984,537.78-1,358,662.98-531,828.78

Finding the Fourth Proportional to 984,537.78, 1,358,662.98 and 531,828.78

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Solution

The fourth proportional to 984,537.78, 1,358,662.98 and 531,828.78 is: 733,924.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,537.78 : 1,358,662.98 = 531,828.78 : x
  2. Step 2: Convert to fraction form
    984,537.78/1,358,662.98 = 531,828.78/x
  3. Step 3: Cross multiply
    984,537.78x = 1,358,662.98 × 531,828.78
  4. Step 4: Simplify right side
    984,537.78x = 722,576,075,084.57
  5. Step 5: Solve for x
    x = 722,576,075,084.57/984,537.78
  6. Step 6: Final answer
    x = 733,924.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.