Home / 804,576.49-1,206,864.75-205,538.98

Finding the Fourth Proportional to 804,576.49, 1,206,864.75 and 205,538.98

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Solution

The fourth proportional to 804,576.49, 1,206,864.75 and 205,538.98 is: 308,308.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,576.49 : 1,206,864.75 = 205,538.98 : x
  2. Step 2: Convert to fraction form
    804,576.49/1,206,864.75 = 205,538.98/x
  3. Step 3: Cross multiply
    804,576.49x = 1,206,864.75 × 205,538.98
  4. Step 4: Simplify right side
    804,576.49x = 248,057,749,712.96
  5. Step 5: Solve for x
    x = 248,057,749,712.96/804,576.49
  6. Step 6: Final answer
    x = 308,308.47

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Half scale
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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.