Home / 857,896.62-1,183,898.73-475,923.40

Finding the Fourth Proportional to 857,896.62, 1,183,898.73 and 475,923.40

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Solution

The fourth proportional to 857,896.62, 1,183,898.73 and 475,923.40 is: 656,775.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,896.62 : 1,183,898.73 = 475,923.40 : x
  2. Step 2: Convert to fraction form
    857,896.62/1,183,898.73 = 475,923.40/x
  3. Step 3: Cross multiply
    857,896.62x = 1,183,898.73 × 475,923.40
  4. Step 4: Simplify right side
    857,896.62x = 563,445,107,662.25
  5. Step 5: Solve for x
    x = 563,445,107,662.25/857,896.62
  6. Step 6: Final answer
    x = 656,775.07

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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.