Home / 417,683.28-576,403.44-226,696.64

Finding the Fourth Proportional to 417,683.28, 576,403.44 and 226,696.64

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Solution

The fourth proportional to 417,683.28, 576,403.44 and 226,696.64 is: 312,841.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,683.28 : 576,403.44 = 226,696.64 : x
  2. Step 2: Convert to fraction form
    417,683.28/576,403.44 = 226,696.64/x
  3. Step 3: Cross multiply
    417,683.28x = 576,403.44 × 226,696.64
  4. Step 4: Simplify right side
    417,683.28x = 130,668,723,132.44
  5. Step 5: Solve for x
    x = 130,668,723,132.44/417,683.28
  6. Step 6: Final answer
    x = 312,841.64

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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.