Home / 777,900.75-1,166,851.14-186,924.75

Finding the Fourth Proportional to 777,900.75, 1,166,851.14 and 186,924.75

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Solution

The fourth proportional to 777,900.75, 1,166,851.14 and 186,924.75 is: 280,387.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,900.75 : 1,166,851.14 = 186,924.75 : x
  2. Step 2: Convert to fraction form
    777,900.75/1,166,851.14 = 186,924.75/x
  3. Step 3: Cross multiply
    777,900.75x = 1,166,851.14 × 186,924.75
  4. Step 4: Simplify right side
    777,900.75x = 218,113,357,631.72
  5. Step 5: Solve for x
    x = 218,113,357,631.72/777,900.75
  6. Step 6: Final answer
    x = 280,387.13

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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.