Home / 383,837.40-529,524.32-222,598.98

Finding the Fourth Proportional to 383,837.40, 529,524.32 and 222,598.98

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Solution

The fourth proportional to 383,837.40, 529,524.32 and 222,598.98 is: 307,087.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,837.40 : 529,524.32 = 222,598.98 : x
  2. Step 2: Convert to fraction form
    383,837.40/529,524.32 = 222,598.98/x
  3. Step 3: Cross multiply
    383,837.40x = 529,524.32 × 222,598.98
  4. Step 4: Simplify right side
    383,837.40x = 117,871,572,404.20
  5. Step 5: Solve for x
    x = 117,871,572,404.20/383,837.40
  6. Step 6: Final answer
    x = 307,087.25

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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.