Home / 370,884.24-511,815.78-201,116.34

Finding the Fourth Proportional to 370,884.24, 511,815.78 and 201,116.34

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Solution

The fourth proportional to 370,884.24, 511,815.78 and 201,116.34 is: 277,538.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,884.24 : 511,815.78 = 201,116.34 : x
  2. Step 2: Convert to fraction form
    370,884.24/511,815.78 = 201,116.34/x
  3. Step 3: Cross multiply
    370,884.24x = 511,815.78 × 201,116.34
  4. Step 4: Simplify right side
    370,884.24x = 102,934,516,427.85
  5. Step 5: Solve for x
    x = 102,934,516,427.85/370,884.24
  6. Step 6: Final answer
    x = 277,538.12

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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.