Home / 653,372.12-901,664.38-363,002.64

Finding the Fourth Proportional to 653,372.12, 901,664.38 and 363,002.64

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Solution

The fourth proportional to 653,372.12, 901,664.38 and 363,002.64 is: 500,949.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,372.12 : 901,664.38 = 363,002.64 : x
  2. Step 2: Convert to fraction form
    653,372.12/901,664.38 = 363,002.64/x
  3. Step 3: Cross multiply
    653,372.12x = 901,664.38 × 363,002.64
  4. Step 4: Simplify right side
    653,372.12x = 327,306,550,333.96
  5. Step 5: Solve for x
    x = 327,306,550,333.96/653,372.12
  6. Step 6: Final answer
    x = 500,949.67

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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.