Home / 826,979.81-1,141,355.56-504,876.63

Finding the Fourth Proportional to 826,979.81, 1,141,355.56 and 504,876.63

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Solution

The fourth proportional to 826,979.81, 1,141,355.56 and 504,876.63 is: 696,805.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,979.81 : 1,141,355.56 = 504,876.63 : x
  2. Step 2: Convert to fraction form
    826,979.81/1,141,355.56 = 504,876.63/x
  3. Step 3: Cross multiply
    826,979.81x = 1,141,355.56 × 504,876.63
  4. Step 4: Simplify right side
    826,979.81x = 576,243,748,764.56
  5. Step 5: Solve for x
    x = 576,243,748,764.56/826,979.81
  6. Step 6: Final answer
    x = 696,805.10

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.