Home / 814,006.26-1,123,328.62-451,485.62

Finding the Fourth Proportional to 814,006.26, 1,123,328.62 and 451,485.62

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Solution

The fourth proportional to 814,006.26, 1,123,328.62 and 451,485.62 is: 623,050.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,006.26 : 1,123,328.62 = 451,485.62 : x
  2. Step 2: Convert to fraction form
    814,006.26/1,123,328.62 = 451,485.62/x
  3. Step 3: Cross multiply
    814,006.26x = 1,123,328.62 × 451,485.62
  4. Step 4: Simplify right side
    814,006.26x = 507,166,718,464.44
  5. Step 5: Solve for x
    x = 507,166,718,464.44/814,006.26
  6. Step 6: Final answer
    x = 623,050.15

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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.