Home / 261,577.42-392,363.85-173,226.22

Finding the Fourth Proportional to 261,577.42, 392,363.85 and 173,226.22

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Solution

The fourth proportional to 261,577.42, 392,363.85 and 173,226.22 is: 259,837.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,577.42 : 392,363.85 = 173,226.22 : x
  2. Step 2: Convert to fraction form
    261,577.42/392,363.85 = 173,226.22/x
  3. Step 3: Cross multiply
    261,577.42x = 392,363.85 × 173,226.22
  4. Step 4: Simplify right side
    261,577.42x = 67,967,706,600.15
  5. Step 5: Solve for x
    x = 67,967,706,600.15/261,577.42
  6. Step 6: Final answer
    x = 259,837.82

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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.