Home / 791,629.80-1,187,444.70-475,924.20

Finding the Fourth Proportional to 791,629.80, 1,187,444.70 and 475,924.20

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Solution

The fourth proportional to 791,629.80, 1,187,444.70 and 475,924.20 is: 713,886.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,629.80 : 1,187,444.70 = 475,924.20 : x
  2. Step 2: Convert to fraction form
    791,629.80/1,187,444.70 = 475,924.20/x
  3. Step 3: Cross multiply
    791,629.80x = 1,187,444.70 × 475,924.20
  4. Step 4: Simplify right side
    791,629.80x = 565,133,668,891.74
  5. Step 5: Solve for x
    x = 565,133,668,891.74/791,629.80
  6. Step 6: Final answer
    x = 713,886.30

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1.5x scale

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.