Home / 769,804.18-1,154,570.19-208,882.42

Finding the Fourth Proportional to 769,804.18, 1,154,570.19 and 208,882.42

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Solution

The fourth proportional to 769,804.18, 1,154,570.19 and 208,882.42 is: 313,286.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,804.18 : 1,154,570.19 = 208,882.42 : x
  2. Step 2: Convert to fraction form
    769,804.18/1,154,570.19 = 208,882.42/x
  3. Step 3: Cross multiply
    769,804.18x = 1,154,570.19 × 208,882.42
  4. Step 4: Simplify right side
    769,804.18x = 241,169,415,347.06
  5. Step 5: Solve for x
    x = 241,169,415,347.06/769,804.18
  6. Step 6: Final answer
    x = 313,286.71

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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.