Home / 261,440.68-392,161-182,708.68

Finding the Fourth Proportional to 261,440.68, 392,161 and 182,708.68

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Solution

The fourth proportional to 261,440.68, 392,161 and 182,708.68 is: 274,063.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,440.68 : 392,161 = 182,708.68 : x
  2. Step 2: Convert to fraction form
    261,440.68/392,161 = 182,708.68/x
  3. Step 3: Cross multiply
    261,440.68x = 392,161 × 182,708.68
  4. Step 4: Simplify right side
    261,440.68x = 71,651,218,657.48
  5. Step 5: Solve for x
    x = 71,651,218,657.48/261,440.68
  6. Step 6: Final answer
    x = 274,063.01

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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.