Home / 801,638.43-1,106,278.91-457,467.49

Finding the Fourth Proportional to 801,638.43, 1,106,278.91 and 457,467.49

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Solution

The fourth proportional to 801,638.43, 1,106,278.91 and 457,467.49 is: 631,315.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,638.43 : 1,106,278.91 = 457,467.49 : x
  2. Step 2: Convert to fraction form
    801,638.43/1,106,278.91 = 457,467.49/x
  3. Step 3: Cross multiply
    801,638.43x = 1,106,278.91 × 457,467.49
  4. Step 4: Simplify right side
    801,638.43x = 506,086,636,197.64
  5. Step 5: Solve for x
    x = 506,086,636,197.64/801,638.43
  6. Step 6: Final answer
    x = 631,315.34

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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.