Home / 654,585.46-979,777.96-350,218.21

Finding the Fourth Proportional to 654,585.46, 979,777.96 and 350,218.21

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Solution

The fourth proportional to 654,585.46, 979,777.96 and 350,218.21 is: 524,203.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,585.46 : 979,777.96 = 350,218.21 : x
  2. Step 2: Convert to fraction form
    654,585.46/979,777.96 = 350,218.21/x
  3. Step 3: Cross multiply
    654,585.46x = 979,777.96 × 350,218.21
  4. Step 4: Simplify right side
    654,585.46x = 343,136,080,023.66
  5. Step 5: Solve for x
    x = 343,136,080,023.66/654,585.46
  6. Step 6: Final answer
    x = 524,203.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.