Home / 694,457.61-1,041,786.21-214,722.82

Finding the Fourth Proportional to 694,457.61, 1,041,786.21 and 214,722.82

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Solution

The fourth proportional to 694,457.61, 1,041,786.21 and 214,722.82 is: 322,115.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,457.61 : 1,041,786.21 = 214,722.82 : x
  2. Step 2: Convert to fraction form
    694,457.61/1,041,786.21 = 214,722.82/x
  3. Step 3: Cross multiply
    694,457.61x = 1,041,786.21 × 214,722.82
  4. Step 4: Simplify right side
    694,457.61x = 223,695,271,774.70
  5. Step 5: Solve for x
    x = 223,695,271,774.70/694,457.61
  6. Step 6: Final answer
    x = 322,115.09

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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.