Home / 741,870.09-1,023,974.06-470,069.73

Finding the Fourth Proportional to 741,870.09, 1,023,974.06 and 470,069.73

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Solution

The fourth proportional to 741,870.09, 1,023,974.06 and 470,069.73 is: 648,818.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,870.09 : 1,023,974.06 = 470,069.73 : x
  2. Step 2: Convert to fraction form
    741,870.09/1,023,974.06 = 470,069.73/x
  3. Step 3: Cross multiply
    741,870.09x = 1,023,974.06 × 470,069.73
  4. Step 4: Simplify right side
    741,870.09x = 481,339,207,560.86
  5. Step 5: Solve for x
    x = 481,339,207,560.86/741,870.09
  6. Step 6: Final answer
    x = 648,818.73

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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.