Home / 926,234.24-1,389,156.96-261,230.72

Finding the Fourth Proportional to 926,234.24, 1,389,156.96 and 261,230.72

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Solution

The fourth proportional to 926,234.24, 1,389,156.96 and 261,230.72 is: 391,791.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,234.24 : 1,389,156.96 = 261,230.72 : x
  2. Step 2: Convert to fraction form
    926,234.24/1,389,156.96 = 261,230.72/x
  3. Step 3: Cross multiply
    926,234.24x = 1,389,156.96 × 261,230.72
  4. Step 4: Simplify right side
    926,234.24x = 362,890,472,853.81
  5. Step 5: Solve for x
    x = 362,890,472,853.81/926,234.24
  6. Step 6: Final answer
    x = 391,791.25

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1.5x scale

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.