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Finding the Fourth Proportional to 629,417.99, 944,133.51 and 503,856.39

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Solution

The fourth proportional to 629,417.99, 944,133.51 and 503,856.39 is: 755,789.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,417.99 : 944,133.51 = 503,856.39 : x
  2. Step 2: Convert to fraction form
    629,417.99/944,133.51 = 503,856.39/x
  3. Step 3: Cross multiply
    629,417.99x = 944,133.51 × 503,856.39
  4. Step 4: Simplify right side
    629,417.99x = 475,707,702,026.63
  5. Step 5: Solve for x
    x = 475,707,702,026.63/629,417.99
  6. Step 6: Final answer
    x = 755,789.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.