Home / 556,195.41-834,373.04-171,974.21

Finding the Fourth Proportional to 556,195.41, 834,373.04 and 171,974.21

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Solution

The fourth proportional to 556,195.41, 834,373.04 and 171,974.21 is: 257,986.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,195.41 : 834,373.04 = 171,974.21 : x
  2. Step 2: Convert to fraction form
    556,195.41/834,373.04 = 171,974.21/x
  3. Step 3: Cross multiply
    556,195.41x = 834,373.04 × 171,974.21
  4. Step 4: Simplify right side
    556,195.41x = 143,490,639,367.56
  5. Step 5: Solve for x
    x = 143,490,639,367.56/556,195.41
  6. Step 6: Final answer
    x = 257,986.02

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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.