Home / 383,395.15-529,085.33-222,343.62

Finding the Fourth Proportional to 383,395.15, 529,085.33 and 222,343.62

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Solution

The fourth proportional to 383,395.15, 529,085.33 and 222,343.62 is: 306,834.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,395.15 : 529,085.33 = 222,343.62 : x
  2. Step 2: Convert to fraction form
    383,395.15/529,085.33 = 222,343.62/x
  3. Step 3: Cross multiply
    383,395.15x = 529,085.33 × 222,343.62
  4. Step 4: Simplify right side
    383,395.15x = 117,638,747,561.10
  5. Step 5: Solve for x
    x = 117,638,747,561.10/383,395.15
  6. Step 6: Final answer
    x = 306,834.21

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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.