Home / 809,572.76-1,117,214.48-446,997.32

Finding the Fourth Proportional to 809,572.76, 1,117,214.48 and 446,997.32

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Solution

The fourth proportional to 809,572.76, 1,117,214.48 and 446,997.32 is: 616,858.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,572.76 : 1,117,214.48 = 446,997.32 : x
  2. Step 2: Convert to fraction form
    809,572.76/1,117,214.48 = 446,997.32/x
  3. Step 3: Cross multiply
    809,572.76x = 1,117,214.48 × 446,997.32
  4. Step 4: Simplify right side
    809,572.76x = 499,391,876,190.21
  5. Step 5: Solve for x
    x = 499,391,876,190.21/809,572.76
  6. Step 6: Final answer
    x = 616,858.55

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Double scale
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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.