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Finding the Fourth Proportional to 550,426.02, 825,639.03 and 503,924.93

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Solution

The fourth proportional to 550,426.02, 825,639.03 and 503,924.93 is: 755,887.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,426.02 : 825,639.03 = 503,924.93 : x
  2. Step 2: Convert to fraction form
    550,426.02/825,639.03 = 503,924.93/x
  3. Step 3: Cross multiply
    550,426.02x = 825,639.03 × 503,924.93
  4. Step 4: Simplify right side
    550,426.02x = 416,060,086,269.82
  5. Step 5: Solve for x
    x = 416,060,086,269.82/550,426.02
  6. Step 6: Final answer
    x = 755,887.39

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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.