Home / 1,065,138.80-1,596,930.60-433,727.60

Finding the Fourth Proportional to 1,065,138.80, 1,596,930.60 and 433,727.60

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Solution

The fourth proportional to 1,065,138.80, 1,596,930.60 and 433,727.60 is: 650,274.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,138.80 : 1,596,930.60 = 433,727.60 : x
  2. Step 2: Convert to fraction form
    1,065,138.80/1,596,930.60 = 433,727.60/x
  3. Step 3: Cross multiply
    1,065,138.80x = 1,596,930.60 × 433,727.60
  4. Step 4: Simplify right side
    1,065,138.80x = 692,632,876,504.56
  5. Step 5: Solve for x
    x = 692,632,876,504.56/1,065,138.80
  6. Step 6: Final answer
    x = 650,274.76

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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.