Home / 417,442.11-576,071.55-226,456.86

Finding the Fourth Proportional to 417,442.11, 576,071.55 and 226,456.86

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Solution

The fourth proportional to 417,442.11, 576,071.55 and 226,456.86 is: 312,511.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,442.11 : 576,071.55 = 226,456.86 : x
  2. Step 2: Convert to fraction form
    417,442.11/576,071.55 = 226,456.86/x
  3. Step 3: Cross multiply
    417,442.11x = 576,071.55 × 226,456.86
  4. Step 4: Simplify right side
    417,442.11x = 130,455,354,348.33
  5. Step 5: Solve for x
    x = 130,455,354,348.33/417,442.11
  6. Step 6: Final answer
    x = 312,511.25

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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.