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Finding the Fourth Proportional to 800,357.88, 1,104,502.56 and 437,773.77

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Solution

The fourth proportional to 800,357.88, 1,104,502.56 and 437,773.77 is: 604,132.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,357.88 : 1,104,502.56 = 437,773.77 : x
  2. Step 2: Convert to fraction form
    800,357.88/1,104,502.56 = 437,773.77/x
  3. Step 3: Cross multiply
    800,357.88x = 1,104,502.56 × 437,773.77
  4. Step 4: Simplify right side
    800,357.88x = 483,522,249,665.85
  5. Step 5: Solve for x
    x = 483,522,249,665.85/800,357.88
  6. Step 6: Final answer
    x = 604,132.55

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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.