Home / 659,499.57-989,071.38-232,979.24

Finding the Fourth Proportional to 659,499.57, 989,071.38 and 232,979.24

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Solution

The fourth proportional to 659,499.57, 989,071.38 and 232,979.24 is: 349,405.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,499.57 : 989,071.38 = 232,979.24 : x
  2. Step 2: Convert to fraction form
    659,499.57/989,071.38 = 232,979.24/x
  3. Step 3: Cross multiply
    659,499.57x = 989,071.38 × 232,979.24
  4. Step 4: Simplify right side
    659,499.57x = 230,433,095,982.56
  5. Step 5: Solve for x
    x = 230,433,095,982.56/659,499.57
  6. Step 6: Final answer
    x = 349,405.98

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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.