Home / 664,093.65-916,444.98-377,613.66

Finding the Fourth Proportional to 664,093.65, 916,444.98 and 377,613.66

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Solution

The fourth proportional to 664,093.65, 916,444.98 and 377,613.66 is: 521,104.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,093.65 : 916,444.98 = 377,613.66 : x
  2. Step 2: Convert to fraction form
    664,093.65/916,444.98 = 377,613.66/x
  3. Step 3: Cross multiply
    664,093.65x = 916,444.98 × 377,613.66
  4. Step 4: Simplify right side
    664,093.65x = 346,062,143,086.43
  5. Step 5: Solve for x
    x = 346,062,143,086.43/664,093.65
  6. Step 6: Final answer
    x = 521,104.43

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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.