Home / 540,351.30-744,746.22-394,919.04

Finding the Fourth Proportional to 540,351.30, 744,746.22 and 394,919.04

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Solution

The fourth proportional to 540,351.30, 744,746.22 and 394,919.04 is: 544,302.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,351.30 : 744,746.22 = 394,919.04 : x
  2. Step 2: Convert to fraction form
    540,351.30/744,746.22 = 394,919.04/x
  3. Step 3: Cross multiply
    540,351.30x = 744,746.22 × 394,919.04
  4. Step 4: Simplify right side
    540,351.30x = 294,114,462,246.03
  5. Step 5: Solve for x
    x = 294,114,462,246.03/540,351.30
  6. Step 6: Final answer
    x = 544,302.31

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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.