Home / 460,929.80-691,491.90-194,553.20

Finding the Fourth Proportional to 460,929.80, 691,491.90 and 194,553.20

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Solution

The fourth proportional to 460,929.80, 691,491.90 and 194,553.20 is: 291,870.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,929.80 : 691,491.90 = 194,553.20 : x
  2. Step 2: Convert to fraction form
    460,929.80/691,491.90 = 194,553.20/x
  3. Step 3: Cross multiply
    460,929.80x = 691,491.90 × 194,553.20
  4. Step 4: Simplify right side
    460,929.80x = 134,531,961,919.08
  5. Step 5: Solve for x
    x = 134,531,961,919.08/460,929.80
  6. Step 6: Final answer
    x = 291,870.83

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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.