Home / 939,228.24-1,296,252-617,204.64

Finding the Fourth Proportional to 939,228.24, 1,296,252 and 617,204.64

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Solution

The fourth proportional to 939,228.24, 1,296,252 and 617,204.64 is: 851,819.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,228.24 : 1,296,252 = 617,204.64 : x
  2. Step 2: Convert to fraction form
    939,228.24/1,296,252 = 617,204.64/x
  3. Step 3: Cross multiply
    939,228.24x = 1,296,252 × 617,204.64
  4. Step 4: Simplify right side
    939,228.24x = 800,052,749,009.28
  5. Step 5: Solve for x
    x = 800,052,749,009.28/939,228.24
  6. Step 6: Final answer
    x = 851,819.31

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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.