Home / 474,938.46-655,414.62-260,082.72

Finding the Fourth Proportional to 474,938.46, 655,414.62 and 260,082.72

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Solution

The fourth proportional to 474,938.46, 655,414.62 and 260,082.72 is: 358,913.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,938.46 : 655,414.62 = 260,082.72 : x
  2. Step 2: Convert to fraction form
    474,938.46/655,414.62 = 260,082.72/x
  3. Step 3: Cross multiply
    474,938.46x = 655,414.62 × 260,082.72
  4. Step 4: Simplify right side
    474,938.46x = 170,462,017,097.37
  5. Step 5: Solve for x
    x = 170,462,017,097.37/474,938.46
  6. Step 6: Final answer
    x = 358,913.90

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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.