Home / 383,372.26-529,053.66-211,290.18

Finding the Fourth Proportional to 383,372.26, 529,053.66 and 211,290.18

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Solution

The fourth proportional to 383,372.26, 529,053.66 and 211,290.18 is: 291,580.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,372.26 : 529,053.66 = 211,290.18 : x
  2. Step 2: Convert to fraction form
    383,372.26/529,053.66 = 211,290.18/x
  3. Step 3: Cross multiply
    383,372.26x = 529,053.66 × 211,290.18
  4. Step 4: Simplify right side
    383,372.26x = 111,783,843,051.06
  5. Step 5: Solve for x
    x = 111,783,843,051.06/383,372.26
  6. Step 6: Final answer
    x = 291,580.42

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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.