Home / 691,465.50-1,037,373.21-192,829.50

Finding the Fourth Proportional to 691,465.50, 1,037,373.21 and 192,829.50

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Solution

The fourth proportional to 691,465.50, 1,037,373.21 and 192,829.50 is: 289,293.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,465.50 : 1,037,373.21 = 192,829.50 : x
  2. Step 2: Convert to fraction form
    691,465.50/1,037,373.21 = 192,829.50/x
  3. Step 3: Cross multiply
    691,465.50x = 1,037,373.21 × 192,829.50
  4. Step 4: Simplify right side
    691,465.50x = 200,036,157,397.70
  5. Step 5: Solve for x
    x = 200,036,157,397.70/691,465.50
  6. Step 6: Final answer
    x = 289,293.04

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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.