Home / 637,622.20-954,359.70-496,617.40

Finding the Fourth Proportional to 637,622.20, 954,359.70 and 496,617.40

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Solution

The fourth proportional to 637,622.20, 954,359.70 and 496,617.40 is: 743,311.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,622.20 : 954,359.70 = 496,617.40 : x
  2. Step 2: Convert to fraction form
    637,622.20/954,359.70 = 496,617.40/x
  3. Step 3: Cross multiply
    637,622.20x = 954,359.70 × 496,617.40
  4. Step 4: Simplify right side
    637,622.20x = 473,951,632,878.78
  5. Step 5: Solve for x
    x = 473,951,632,878.78/637,622.20
  6. Step 6: Final answer
    x = 743,311.06

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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.