Home / 737,690.84-1,018,003.32-415,404.80

Finding the Fourth Proportional to 737,690.84, 1,018,003.32 and 415,404.80

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Solution

The fourth proportional to 737,690.84, 1,018,003.32 and 415,404.80 is: 573,252.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,690.84 : 1,018,003.32 = 415,404.80 : x
  2. Step 2: Convert to fraction form
    737,690.84/1,018,003.32 = 415,404.80/x
  3. Step 3: Cross multiply
    737,690.84x = 1,018,003.32 × 415,404.80
  4. Step 4: Simplify right side
    737,690.84x = 422,883,465,543.94
  5. Step 5: Solve for x
    x = 422,883,465,543.94/737,690.84
  6. Step 6: Final answer
    x = 573,252.97

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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.