Home / 809,226.05-1,215,151.28-586,152.05

Finding the Fourth Proportional to 809,226.05, 1,215,151.28 and 586,152.05

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Solution

The fourth proportional to 809,226.05, 1,215,151.28 and 586,152.05 is: 880,178.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,226.05 : 1,215,151.28 = 586,152.05 : x
  2. Step 2: Convert to fraction form
    809,226.05/1,215,151.28 = 586,152.05/x
  3. Step 3: Cross multiply
    809,226.05x = 1,215,151.28 × 586,152.05
  4. Step 4: Simplify right side
    809,226.05x = 712,263,410,901.36
  5. Step 5: Solve for x
    x = 712,263,410,901.36/809,226.05
  6. Step 6: Final answer
    x = 880,178.55

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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.