Home / 939,229.24-1,296,253.38-617,205.64

Finding the Fourth Proportional to 939,229.24, 1,296,253.38 and 617,205.64

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Solution

The fourth proportional to 939,229.24, 1,296,253.38 and 617,205.64 is: 851,820.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,229.24 : 1,296,253.38 = 617,205.64 : x
  2. Step 2: Convert to fraction form
    939,229.24/1,296,253.38 = 617,205.64/x
  3. Step 3: Cross multiply
    939,229.24x = 1,296,253.38 × 617,205.64
  4. Step 4: Simplify right side
    939,229.24x = 800,054,897,005.06
  5. Step 5: Solve for x
    x = 800,054,897,005.06/939,229.24
  6. Step 6: Final answer
    x = 851,820.69

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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.