Home / 729,148.70-1,093,723.05-552,001.70

Finding the Fourth Proportional to 729,148.70, 1,093,723.05 and 552,001.70

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Solution

The fourth proportional to 729,148.70, 1,093,723.05 and 552,001.70 is: 828,002.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,148.70 : 1,093,723.05 = 552,001.70 : x
  2. Step 2: Convert to fraction form
    729,148.70/1,093,723.05 = 552,001.70/x
  3. Step 3: Cross multiply
    729,148.70x = 1,093,723.05 × 552,001.70
  4. Step 4: Simplify right side
    729,148.70x = 603,736,982,929.19
  5. Step 5: Solve for x
    x = 603,736,982,929.19/729,148.70
  6. Step 6: Final answer
    x = 828,002.55

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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.