Home / 699,785.88-1,044,218.82-624,387.48

Finding the Fourth Proportional to 699,785.88, 1,044,218.82 and 624,387.48

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Solution

The fourth proportional to 699,785.88, 1,044,218.82 and 624,387.48 is: 931,709.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,785.88 : 1,044,218.82 = 624,387.48 : x
  2. Step 2: Convert to fraction form
    699,785.88/1,044,218.82 = 624,387.48/x
  3. Step 3: Cross multiply
    699,785.88x = 1,044,218.82 × 624,387.48
  4. Step 4: Simplify right side
    699,785.88x = 651,997,157,588.37
  5. Step 5: Solve for x
    x = 651,997,157,588.37/699,785.88
  6. Step 6: Final answer
    x = 931,709.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.