Home / 926,233.68-1,389,156.11-261,230.16

Finding the Fourth Proportional to 926,233.68, 1,389,156.11 and 261,230.16

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Solution

The fourth proportional to 926,233.68, 1,389,156.11 and 261,230.16 is: 391,790.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,233.68 : 1,389,156.11 = 261,230.16 : x
  2. Step 2: Convert to fraction form
    926,233.68/1,389,156.11 = 261,230.16/x
  3. Step 3: Cross multiply
    926,233.68x = 1,389,156.11 × 261,230.16
  4. Step 4: Simplify right side
    926,233.68x = 362,889,468,324.02
  5. Step 5: Solve for x
    x = 362,889,468,324.02/926,233.68
  6. Step 6: Final answer
    x = 391,790.41

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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.