Home / 498,276.06-747,532.40-161,316.77

Finding the Fourth Proportional to 498,276.06, 747,532.40 and 161,316.77

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Solution

The fourth proportional to 498,276.06, 747,532.40 and 161,316.77 is: 242,013.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,276.06 : 747,532.40 = 161,316.77 : x
  2. Step 2: Convert to fraction form
    498,276.06/747,532.40 = 161,316.77/x
  3. Step 3: Cross multiply
    498,276.06x = 747,532.40 × 161,316.77
  4. Step 4: Simplify right side
    498,276.06x = 120,589,507,694.10
  5. Step 5: Solve for x
    x = 120,589,507,694.10/498,276.06
  6. Step 6: Final answer
    x = 242,013.45

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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.