Home / 417,609.12-576,302.13-226,622.46

Finding the Fourth Proportional to 417,609.12, 576,302.13 and 226,622.46

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Solution

The fourth proportional to 417,609.12, 576,302.13 and 226,622.46 is: 312,739.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,609.12 : 576,302.13 = 226,622.46 : x
  2. Step 2: Convert to fraction form
    417,609.12/576,302.13 = 226,622.46/x
  3. Step 3: Cross multiply
    417,609.12x = 576,302.13 × 226,622.46
  4. Step 4: Simplify right side
    417,609.12x = 130,603,006,403.84
  5. Step 5: Solve for x
    x = 130,603,006,403.84/417,609.12
  6. Step 6: Final answer
    x = 312,739.83

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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.