Home / 579,041.40-868,568.58-242,133.24

Finding the Fourth Proportional to 579,041.40, 868,568.58 and 242,133.24

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Solution

The fourth proportional to 579,041.40, 868,568.58 and 242,133.24 is: 363,202.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,041.40 : 868,568.58 = 242,133.24 : x
  2. Step 2: Convert to fraction form
    579,041.40/868,568.58 = 242,133.24/x
  3. Step 3: Cross multiply
    579,041.40x = 868,568.58 × 242,133.24
  4. Step 4: Simplify right side
    579,041.40x = 210,309,324,437.60
  5. Step 5: Solve for x
    x = 210,309,324,437.60/579,041.40
  6. Step 6: Final answer
    x = 363,202.57

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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.