Home / 383,383.08-529,068.67-222,331.53

Finding the Fourth Proportional to 383,383.08, 529,068.67 and 222,331.53

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Solution

The fourth proportional to 383,383.08, 529,068.67 and 222,331.53 is: 306,817.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,383.08 : 529,068.67 = 222,331.53 : x
  2. Step 2: Convert to fraction form
    383,383.08/529,068.67 = 222,331.53/x
  3. Step 3: Cross multiply
    383,383.08x = 529,068.67 × 222,331.53
  4. Step 4: Simplify right side
    383,383.08x = 117,628,646,320.34
  5. Step 5: Solve for x
    x = 117,628,646,320.34/383,383.08
  6. Step 6: Final answer
    x = 306,817.52

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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.