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Finding the Fourth Proportional to 503,500.96, 694,897.68 and 302,309.92

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Solution

The fourth proportional to 503,500.96, 694,897.68 and 302,309.92 is: 417,227.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,500.96 : 694,897.68 = 302,309.92 : x
  2. Step 2: Convert to fraction form
    503,500.96/694,897.68 = 302,309.92/x
  3. Step 3: Cross multiply
    503,500.96x = 694,897.68 × 302,309.92
  4. Step 4: Simplify right side
    503,500.96x = 210,074,462,048.99
  5. Step 5: Solve for x
    x = 210,074,462,048.99/503,500.96
  6. Step 6: Final answer
    x = 417,227.53

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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.