Home / 445,090.50-614,224.89-243,882.18

Finding the Fourth Proportional to 445,090.50, 614,224.89 and 243,882.18

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Solution

The fourth proportional to 445,090.50, 614,224.89 and 243,882.18 is: 336,557.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,090.50 : 614,224.89 = 243,882.18 : x
  2. Step 2: Convert to fraction form
    445,090.50/614,224.89 = 243,882.18/x
  3. Step 3: Cross multiply
    445,090.50x = 614,224.89 × 243,882.18
  4. Step 4: Simplify right side
    445,090.50x = 149,798,505,183.46
  5. Step 5: Solve for x
    x = 149,798,505,183.46/445,090.50
  6. Step 6: Final answer
    x = 336,557.41

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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.