Home / 984,513.70-1,477,019.61-274,541.81

Finding the Fourth Proportional to 984,513.70, 1,477,019.61 and 274,541.81

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Solution

The fourth proportional to 984,513.70, 1,477,019.61 and 274,541.81 is: 411,882.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,513.70 : 1,477,019.61 = 274,541.81 : x
  2. Step 2: Convert to fraction form
    984,513.70/1,477,019.61 = 274,541.81/x
  3. Step 3: Cross multiply
    984,513.70x = 1,477,019.61 × 274,541.81
  4. Step 4: Simplify right side
    984,513.70x = 405,503,637,134.89
  5. Step 5: Solve for x
    x = 405,503,637,134.89/984,513.70
  6. Step 6: Final answer
    x = 411,882.17

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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.