Home / 383,258.14-528,779.14-222,082.04

Finding the Fourth Proportional to 383,258.14, 528,779.14 and 222,082.04

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Solution

The fourth proportional to 383,258.14, 528,779.14 and 222,082.04 is: 306,405.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,258.14 : 528,779.14 = 222,082.04 : x
  2. Step 2: Convert to fraction form
    383,258.14/528,779.14 = 222,082.04/x
  3. Step 3: Cross multiply
    383,258.14x = 528,779.14 × 222,082.04
  4. Step 4: Simplify right side
    383,258.14x = 117,432,350,887.39
  5. Step 5: Solve for x
    x = 117,432,350,887.39/383,258.14
  6. Step 6: Final answer
    x = 306,405.37

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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.