Home / 774,133.17-1,161,199.79-241,699.83

Finding the Fourth Proportional to 774,133.17, 1,161,199.79 and 241,699.83

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Solution

The fourth proportional to 774,133.17, 1,161,199.79 and 241,699.83 is: 362,549.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,133.17 : 1,161,199.79 = 241,699.83 : x
  2. Step 2: Convert to fraction form
    774,133.17/1,161,199.79 = 241,699.83/x
  3. Step 3: Cross multiply
    774,133.17x = 1,161,199.79 × 241,699.83
  4. Step 4: Simplify right side
    774,133.17x = 280,661,790,630.54
  5. Step 5: Solve for x
    x = 280,661,790,630.54/774,133.17
  6. Step 6: Final answer
    x = 362,549.75

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Double scale
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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.