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Finding the Fourth Proportional to 1,003,542.84, 1,384,866 and 544,658.22

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Solution

The fourth proportional to 1,003,542.84, 1,384,866 and 544,658.22 is: 751,615.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,542.84 : 1,384,866 = 544,658.22 : x
  2. Step 2: Convert to fraction form
    1,003,542.84/1,384,866 = 544,658.22/x
  3. Step 3: Cross multiply
    1,003,542.84x = 1,384,866 × 544,658.22
  4. Step 4: Simplify right side
    1,003,542.84x = 754,278,650,498.52
  5. Step 5: Solve for x
    x = 754,278,650,498.52/1,003,542.84
  6. Step 6: Final answer
    x = 751,615.80

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1.5x scale

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.