Home / 417,688.20-576,410.28-226,701.54

Finding the Fourth Proportional to 417,688.20, 576,410.28 and 226,701.54

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Solution

The fourth proportional to 417,688.20, 576,410.28 and 226,701.54 is: 312,848.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,688.20 : 576,410.28 = 226,701.54 : x
  2. Step 2: Convert to fraction form
    417,688.20/576,410.28 = 226,701.54/x
  3. Step 3: Cross multiply
    417,688.20x = 576,410.28 × 226,701.54
  4. Step 4: Simplify right side
    417,688.20x = 130,673,097,297.70
  5. Step 5: Solve for x
    x = 130,673,097,297.70/417,688.20
  6. Step 6: Final answer
    x = 312,848.43

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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.