Home / 929,226.20-1,282,782.67-623,190.65

Finding the Fourth Proportional to 929,226.20, 1,282,782.67 and 623,190.65

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Solution

The fourth proportional to 929,226.20, 1,282,782.67 and 623,190.65 is: 860,305.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,226.20 : 1,282,782.67 = 623,190.65 : x
  2. Step 2: Convert to fraction form
    929,226.20/1,282,782.67 = 623,190.65/x
  3. Step 3: Cross multiply
    929,226.20x = 1,282,782.67 × 623,190.65
  4. Step 4: Simplify right side
    929,226.20x = 799,418,157,954.15
  5. Step 5: Solve for x
    x = 799,418,157,954.15/929,226.20
  6. Step 6: Final answer
    x = 860,305.23

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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.