Home / 544,393.89-815,985.77-410,841.09

Finding the Fourth Proportional to 544,393.89, 815,985.77 and 410,841.09

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Solution

The fourth proportional to 544,393.89, 815,985.77 and 410,841.09 is: 615,805.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,393.89 : 815,985.77 = 410,841.09 : x
  2. Step 2: Convert to fraction form
    544,393.89/815,985.77 = 410,841.09/x
  3. Step 3: Cross multiply
    544,393.89x = 815,985.77 × 410,841.09
  4. Step 4: Simplify right side
    544,393.89x = 335,240,481,117.08
  5. Step 5: Solve for x
    x = 335,240,481,117.08/544,393.89
  6. Step 6: Final answer
    x = 615,805.00

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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.