Home / 951,789.80-1,313,579.70-569,816.36

Finding the Fourth Proportional to 951,789.80, 1,313,579.70 and 569,816.36

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Solution

The fourth proportional to 951,789.80, 1,313,579.70 and 569,816.36 is: 786,412.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,789.80 : 1,313,579.70 = 569,816.36 : x
  2. Step 2: Convert to fraction form
    951,789.80/1,313,579.70 = 569,816.36/x
  3. Step 3: Cross multiply
    951,789.80x = 1,313,579.70 × 569,816.36
  4. Step 4: Simplify right side
    951,789.80x = 748,499,203,223.89
  5. Step 5: Solve for x
    x = 748,499,203,223.89/951,789.80
  6. Step 6: Final answer
    x = 786,412.30

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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.