Home / 443,224.27-660,620.14-417,999.25

Finding the Fourth Proportional to 443,224.27, 660,620.14 and 417,999.25

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Solution

The fourth proportional to 443,224.27, 660,620.14 and 417,999.25 is: 623,022.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,224.27 : 660,620.14 = 417,999.25 : x
  2. Step 2: Convert to fraction form
    443,224.27/660,620.14 = 417,999.25/x
  3. Step 3: Cross multiply
    443,224.27x = 660,620.14 × 417,999.25
  4. Step 4: Simplify right side
    443,224.27x = 276,138,719,751.79
  5. Step 5: Solve for x
    x = 276,138,719,751.79/443,224.27
  6. Step 6: Final answer
    x = 623,022.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.