Home / 877,163.52-1,210,355.36-514,450.56

Finding the Fourth Proportional to 877,163.52, 1,210,355.36 and 514,450.56

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Solution

The fourth proportional to 877,163.52, 1,210,355.36 and 514,450.56 is: 709,865.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,163.52 : 1,210,355.36 = 514,450.56 : x
  2. Step 2: Convert to fraction form
    877,163.52/1,210,355.36 = 514,450.56/x
  3. Step 3: Cross multiply
    877,163.52x = 1,210,355.36 × 514,450.56
  4. Step 4: Simplify right side
    877,163.52x = 622,667,992,751.00
  5. Step 5: Solve for x
    x = 622,667,992,751.00/877,163.52
  6. Step 6: Final answer
    x = 709,865.35

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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.