Home / 724,448.43-1,086,908.76-364,433.49

Finding the Fourth Proportional to 724,448.43, 1,086,908.76 and 364,433.49

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Solution

The fourth proportional to 724,448.43, 1,086,908.76 and 364,433.49 is: 546,769.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,448.43 : 1,086,908.76 = 364,433.49 : x
  2. Step 2: Convert to fraction form
    724,448.43/1,086,908.76 = 364,433.49/x
  3. Step 3: Cross multiply
    724,448.43x = 1,086,908.76 × 364,433.49
  4. Step 4: Simplify right side
    724,448.43x = 396,105,952,718.37
  5. Step 5: Solve for x
    x = 396,105,952,718.37/724,448.43
  6. Step 6: Final answer
    x = 546,769.01

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.