Home / 814,789.13-1,124,408.99-457,093.13

Finding the Fourth Proportional to 814,789.13, 1,124,408.99 and 457,093.13

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Solution

The fourth proportional to 814,789.13, 1,124,408.99 and 457,093.13 is: 630,788.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,789.13 : 1,124,408.99 = 457,093.13 : x
  2. Step 2: Convert to fraction form
    814,789.13/1,124,408.99 = 457,093.13/x
  3. Step 3: Cross multiply
    814,789.13x = 1,124,408.99 × 457,093.13
  4. Step 4: Simplify right side
    814,789.13x = 513,959,620,159.93
  5. Step 5: Solve for x
    x = 513,959,620,159.93/814,789.13
  6. Step 6: Final answer
    x = 630,788.51

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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.