Home / 621,234.25-931,852.67-171,956.42

Finding the Fourth Proportional to 621,234.25, 931,852.67 and 171,956.42

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Solution

The fourth proportional to 621,234.25, 931,852.67 and 171,956.42 is: 257,934.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,234.25 : 931,852.67 = 171,956.42 : x
  2. Step 2: Convert to fraction form
    621,234.25/931,852.67 = 171,956.42/x
  3. Step 3: Cross multiply
    621,234.25x = 931,852.67 × 171,956.42
  4. Step 4: Simplify right side
    621,234.25x = 160,238,049,100.64
  5. Step 5: Solve for x
    x = 160,238,049,100.64/621,234.25
  6. Step 6: Final answer
    x = 257,934.99

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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.