Home / 729,699.49-1,093,805.11-413,488.45

Finding the Fourth Proportional to 729,699.49, 1,093,805.11 and 413,488.45

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Solution

The fourth proportional to 729,699.49, 1,093,805.11 and 413,488.45 is: 619,811.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,699.49 : 1,093,805.11 = 413,488.45 : x
  2. Step 2: Convert to fraction form
    729,699.49/1,093,805.11 = 413,488.45/x
  3. Step 3: Cross multiply
    729,699.49x = 1,093,805.11 × 413,488.45
  4. Step 4: Simplify right side
    729,699.49x = 452,275,779,535.98
  5. Step 5: Solve for x
    x = 452,275,779,535.98/729,699.49
  6. Step 6: Final answer
    x = 619,811.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.