Home / 872,273.92-1,203,561.48-509,627.66

Finding the Fourth Proportional to 872,273.92, 1,203,561.48 and 509,627.66

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Solution

The fourth proportional to 872,273.92, 1,203,561.48 and 509,627.66 is: 703,183.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,273.92 : 1,203,561.48 = 509,627.66 : x
  2. Step 2: Convert to fraction form
    872,273.92/1,203,561.48 = 509,627.66/x
  3. Step 3: Cross multiply
    872,273.92x = 1,203,561.48 × 509,627.66
  4. Step 4: Simplify right side
    872,273.92x = 613,368,220,718.54
  5. Step 5: Solve for x
    x = 613,368,220,718.54/872,273.92
  6. Step 6: Final answer
    x = 703,183.03

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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.