Home / 814,165.44-1,123,682.86-451,706.04

Finding the Fourth Proportional to 814,165.44, 1,123,682.86 and 451,706.04

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Solution

The fourth proportional to 814,165.44, 1,123,682.86 and 451,706.04 is: 623,428.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,165.44 : 1,123,682.86 = 451,706.04 : x
  2. Step 2: Convert to fraction form
    814,165.44/1,123,682.86 = 451,706.04/x
  3. Step 3: Cross multiply
    814,165.44x = 1,123,682.86 × 451,706.04
  4. Step 4: Simplify right side
    814,165.44x = 507,574,334,906.47
  5. Step 5: Solve for x
    x = 507,574,334,906.47/814,165.44
  6. Step 6: Final answer
    x = 623,428.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.