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Finding the Fourth Proportional to 629,396.72, 944,101.70 and 503,835.16

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Solution

The fourth proportional to 629,396.72, 944,101.70 and 503,835.16 is: 755,758.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,396.72 : 944,101.70 = 503,835.16 : x
  2. Step 2: Convert to fraction form
    629,396.72/944,101.70 = 503,835.16/x
  3. Step 3: Cross multiply
    629,396.72x = 944,101.70 × 503,835.16
  4. Step 4: Simplify right side
    629,396.72x = 475,671,626,355.26
  5. Step 5: Solve for x
    x = 475,671,626,355.26/629,396.72
  6. Step 6: Final answer
    x = 755,758.03

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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.