Home / 482,666.20-723,869.70-202,125.40

Finding the Fourth Proportional to 482,666.20, 723,869.70 and 202,125.40

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Solution

The fourth proportional to 482,666.20, 723,869.70 and 202,125.40 is: 303,133.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,666.20 : 723,869.70 = 202,125.40 : x
  2. Step 2: Convert to fraction form
    482,666.20/723,869.70 = 202,125.40/x
  3. Step 3: Cross multiply
    482,666.20x = 723,869.70 × 202,125.40
  4. Step 4: Simplify right side
    482,666.20x = 146,312,452,660.38
  5. Step 5: Solve for x
    x = 146,312,452,660.38/482,666.20
  6. Step 6: Final answer
    x = 303,133.83

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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.