Home / 383,961.25-529,800.92-222,779.35

Finding the Fourth Proportional to 383,961.25, 529,800.92 and 222,779.35

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Solution

The fourth proportional to 383,961.25, 529,800.92 and 222,779.35 is: 307,397.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,961.25 : 529,800.92 = 222,779.35 : x
  2. Step 2: Convert to fraction form
    383,961.25/529,800.92 = 222,779.35/x
  3. Step 3: Cross multiply
    383,961.25x = 529,800.92 × 222,779.35
  4. Step 4: Simplify right side
    383,961.25x = 118,028,703,473.11
  5. Step 5: Solve for x
    x = 118,028,703,473.11/383,961.25
  6. Step 6: Final answer
    x = 307,397.44

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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.