Home / 465,002.10-697,697.55-149,555.70

Finding the Fourth Proportional to 465,002.10, 697,697.55 and 149,555.70

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Solution

The fourth proportional to 465,002.10, 697,697.55 and 149,555.70 is: 224,396.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,002.10 : 697,697.55 = 149,555.70 : x
  2. Step 2: Convert to fraction form
    465,002.10/697,697.55 = 149,555.70/x
  3. Step 3: Cross multiply
    465,002.10x = 697,697.55 × 149,555.70
  4. Step 4: Simplify right side
    465,002.10x = 104,344,645,478.54
  5. Step 5: Solve for x
    x = 104,344,645,478.54/465,002.10
  6. Step 6: Final answer
    x = 224,396.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.