Home / 942,910.89-1,301,244.66-513,218.85

Finding the Fourth Proportional to 942,910.89, 1,301,244.66 and 513,218.85

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Solution

The fourth proportional to 942,910.89, 1,301,244.66 and 513,218.85 is: 708,257.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,910.89 : 1,301,244.66 = 513,218.85 : x
  2. Step 2: Convert to fraction form
    942,910.89/1,301,244.66 = 513,218.85/x
  3. Step 3: Cross multiply
    942,910.89x = 1,301,244.66 × 513,218.85
  4. Step 4: Simplify right side
    942,910.89x = 667,823,287,973.84
  5. Step 5: Solve for x
    x = 667,823,287,973.84/942,910.89
  6. Step 6: Final answer
    x = 708,257.05

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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.