Home / 766,834.61-1,058,235.96-444,735.68

Finding the Fourth Proportional to 766,834.61, 1,058,235.96 and 444,735.68

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Solution

The fourth proportional to 766,834.61, 1,058,235.96 and 444,735.68 is: 613,737.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,834.61 : 1,058,235.96 = 444,735.68 : x
  2. Step 2: Convert to fraction form
    766,834.61/1,058,235.96 = 444,735.68/x
  3. Step 3: Cross multiply
    766,834.61x = 1,058,235.96 × 444,735.68
  4. Step 4: Simplify right side
    766,834.61x = 470,635,289,271.05
  5. Step 5: Solve for x
    x = 470,635,289,271.05/766,834.61
  6. Step 6: Final answer
    x = 613,737.67

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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.