Home / 931,982.45-1,285,975.38-524,027.66

Finding the Fourth Proportional to 931,982.45, 1,285,975.38 and 524,027.66

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Solution

The fourth proportional to 931,982.45, 1,285,975.38 and 524,027.66 is: 723,067.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,982.45 : 1,285,975.38 = 524,027.66 : x
  2. Step 2: Convert to fraction form
    931,982.45/1,285,975.38 = 524,027.66/x
  3. Step 3: Cross multiply
    931,982.45x = 1,285,975.38 × 524,027.66
  4. Step 4: Simplify right side
    931,982.45x = 673,886,662,769.13
  5. Step 5: Solve for x
    x = 673,886,662,769.13/931,982.45
  6. Step 6: Final answer
    x = 723,067.98

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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.