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Finding the Fourth Proportional to 577,625.34, 796,857.75 and 373,742.72

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Solution

The fourth proportional to 577,625.34, 796,857.75 and 373,742.72 is: 515,593.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,625.34 : 796,857.75 = 373,742.72 : x
  2. Step 2: Convert to fraction form
    577,625.34/796,857.75 = 373,742.72/x
  3. Step 3: Cross multiply
    577,625.34x = 796,857.75 × 373,742.72
  4. Step 4: Simplify right side
    577,625.34x = 297,819,781,942.01
  5. Step 5: Solve for x
    x = 297,819,781,942.01/577,625.34
  6. Step 6: Final answer
    x = 515,593.34

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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.