Home / 1,257,338.80-1,735,366.80-713,525.14

Finding the Fourth Proportional to 1,257,338.80, 1,735,366.80 and 713,525.14

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Solution

The fourth proportional to 1,257,338.80, 1,735,366.80 and 713,525.14 is: 984,800.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,338.80 : 1,735,366.80 = 713,525.14 : x
  2. Step 2: Convert to fraction form
    1,257,338.80/1,735,366.80 = 713,525.14/x
  3. Step 3: Cross multiply
    1,257,338.80x = 1,735,366.80 × 713,525.14
  4. Step 4: Simplify right side
    1,257,338.80x = 1,238,227,838,921.35
  5. Step 5: Solve for x
    x = 1,238,227,838,921.35/1,257,338.80
  6. Step 6: Final answer
    x = 984,800.47

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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.