Home / 857,850.92-1,184,140.76-585,723.56

Finding the Fourth Proportional to 857,850.92, 1,184,140.76 and 585,723.56

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Solution

The fourth proportional to 857,850.92, 1,184,140.76 and 585,723.56 is: 808,507.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,850.92 : 1,184,140.76 = 585,723.56 : x
  2. Step 2: Convert to fraction form
    857,850.92/1,184,140.76 = 585,723.56/x
  3. Step 3: Cross multiply
    857,850.92x = 1,184,140.76 × 585,723.56
  4. Step 4: Simplify right side
    857,850.92x = 693,579,141,488.31
  5. Step 5: Solve for x
    x = 693,579,141,488.31/857,850.92
  6. Step 6: Final answer
    x = 808,507.78

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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.