Home / 777,935.70-1,166,903.55-186,959.70

Finding the Fourth Proportional to 777,935.70, 1,166,903.55 and 186,959.70

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Solution

The fourth proportional to 777,935.70, 1,166,903.55 and 186,959.70 is: 280,439.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,935.70 : 1,166,903.55 = 186,959.70 : x
  2. Step 2: Convert to fraction form
    777,935.70/1,166,903.55 = 186,959.70/x
  3. Step 3: Cross multiply
    777,935.70x = 1,166,903.55 × 186,959.70
  4. Step 4: Simplify right side
    777,935.70x = 218,163,937,636.94
  5. Step 5: Solve for x
    x = 218,163,937,636.94/777,935.70
  6. Step 6: Final answer
    x = 280,439.55

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Similar ratio
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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.