Home / 645,012.90-967,525.22-195,733.79

Finding the Fourth Proportional to 645,012.90, 967,525.22 and 195,733.79

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Solution

The fourth proportional to 645,012.90, 967,525.22 and 195,733.79 is: 293,602.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,012.90 : 967,525.22 = 195,733.79 : x
  2. Step 2: Convert to fraction form
    645,012.90/967,525.22 = 195,733.79/x
  3. Step 3: Cross multiply
    645,012.90x = 967,525.22 × 195,733.79
  4. Step 4: Simplify right side
    645,012.90x = 189,377,372,414.89
  5. Step 5: Solve for x
    x = 189,377,372,414.89/645,012.90
  6. Step 6: Final answer
    x = 293,602.46

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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.