Home / 498,097.20-747,048.60-161,056.20

Finding the Fourth Proportional to 498,097.20, 747,048.60 and 161,056.20

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Solution

The fourth proportional to 498,097.20, 747,048.60 and 161,056.20 is: 241,552.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,097.20 : 747,048.60 = 161,056.20 : x
  2. Step 2: Convert to fraction form
    498,097.20/747,048.60 = 161,056.20/x
  3. Step 3: Cross multiply
    498,097.20x = 747,048.60 × 161,056.20
  4. Step 4: Simplify right side
    498,097.20x = 120,316,808,731.32
  5. Step 5: Solve for x
    x = 120,316,808,731.32/498,097.20
  6. Step 6: Final answer
    x = 241,552.87

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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.