Home / 662,408.40-993,766.84-189,100.24

Finding the Fourth Proportional to 662,408.40, 993,766.84 and 189,100.24

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Solution

The fourth proportional to 662,408.40, 993,766.84 and 189,100.24 is: 283,694.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,408.40 : 993,766.84 = 189,100.24 : x
  2. Step 2: Convert to fraction form
    662,408.40/993,766.84 = 189,100.24/x
  3. Step 3: Cross multiply
    662,408.40x = 993,766.84 × 189,100.24
  4. Step 4: Simplify right side
    662,408.40x = 187,921,547,948.04
  5. Step 5: Solve for x
    x = 187,921,547,948.04/662,408.40
  6. Step 6: Final answer
    x = 283,694.39

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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.