Home / 1,257,041.76-1,734,757-713,200.47

Finding the Fourth Proportional to 1,257,041.76, 1,734,757 and 713,200.47

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Solution

The fourth proportional to 1,257,041.76, 1,734,757 and 713,200.47 is: 984,238.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,041.76 : 1,734,757 = 713,200.47 : x
  2. Step 2: Convert to fraction form
    1,257,041.76/1,734,757 = 713,200.47/x
  3. Step 3: Cross multiply
    1,257,041.76x = 1,734,757 × 713,200.47
  4. Step 4: Simplify right side
    1,257,041.76x = 1,237,229,507,735.79
  5. Step 5: Solve for x
    x = 1,237,229,507,735.79/1,257,041.76
  6. Step 6: Final answer
    x = 984,238.99

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1.5x scale

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.