Home / 482,679.04-723,982.10-198,292.10

Finding the Fourth Proportional to 482,679.04, 723,982.10 and 198,292.10

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Solution

The fourth proportional to 482,679.04, 723,982.10 and 198,292.10 is: 297,423.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,679.04 : 723,982.10 = 198,292.10 : x
  2. Step 2: Convert to fraction form
    482,679.04/723,982.10 = 198,292.10/x
  3. Step 3: Cross multiply
    482,679.04x = 723,982.10 × 198,292.10
  4. Step 4: Simplify right side
    482,679.04x = 143,559,930,971.41
  5. Step 5: Solve for x
    x = 143,559,930,971.41/482,679.04
  6. Step 6: Final answer
    x = 297,423.17

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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.