Home / 725,063.54-1,000,559.85-402,793.89

Finding the Fourth Proportional to 725,063.54, 1,000,559.85 and 402,793.89

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Solution

The fourth proportional to 725,063.54, 1,000,559.85 and 402,793.89 is: 555,840.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,063.54 : 1,000,559.85 = 402,793.89 : x
  2. Step 2: Convert to fraction form
    725,063.54/1,000,559.85 = 402,793.89/x
  3. Step 3: Cross multiply
    725,063.54x = 1,000,559.85 × 402,793.89
  4. Step 4: Simplify right side
    725,063.54x = 403,019,394,159.32
  5. Step 5: Solve for x
    x = 403,019,394,159.32/725,063.54
  6. Step 6: Final answer
    x = 555,840.11

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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.