Home / 814,026.85-1,123,424.30-451,567.58

Finding the Fourth Proportional to 814,026.85, 1,123,424.30 and 451,567.58

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Solution

The fourth proportional to 814,026.85, 1,123,424.30 and 451,567.58 is: 623,200.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,026.85 : 1,123,424.30 = 451,567.58 : x
  2. Step 2: Convert to fraction form
    814,026.85/1,123,424.30 = 451,567.58/x
  3. Step 3: Cross multiply
    814,026.85x = 1,123,424.30 × 451,567.58
  4. Step 4: Simplify right side
    814,026.85x = 507,301,987,975.99
  5. Step 5: Solve for x
    x = 507,301,987,975.99/814,026.85
  6. Step 6: Final answer
    x = 623,200.56

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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.