Home / 445,245.02-614,407.78-284,082.26

Finding the Fourth Proportional to 445,245.02, 614,407.78 and 284,082.26

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Solution

The fourth proportional to 445,245.02, 614,407.78 and 284,082.26 is: 392,014.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,245.02 : 614,407.78 = 284,082.26 : x
  2. Step 2: Convert to fraction form
    445,245.02/614,407.78 = 284,082.26/x
  3. Step 3: Cross multiply
    445,245.02x = 614,407.78 × 284,082.26
  4. Step 4: Simplify right side
    445,245.02x = 174,542,347,987.05
  5. Step 5: Solve for x
    x = 174,542,347,987.05/445,245.02
  6. Step 6: Final answer
    x = 392,014.15

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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.