Home / 825,688.80-1,241,332.80-659,334.24

Finding the Fourth Proportional to 825,688.80, 1,241,332.80 and 659,334.24

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Solution

The fourth proportional to 825,688.80, 1,241,332.80 and 659,334.24 is: 991,236.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,688.80 : 1,241,332.80 = 659,334.24 : x
  2. Step 2: Convert to fraction form
    825,688.80/1,241,332.80 = 659,334.24/x
  3. Step 3: Cross multiply
    825,688.80x = 1,241,332.80 × 659,334.24
  4. Step 4: Simplify right side
    825,688.80x = 818,453,218,275.07
  5. Step 5: Solve for x
    x = 818,453,218,275.07/825,688.80
  6. Step 6: Final answer
    x = 991,236.91

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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.