Home / 482,218.72-723,328.04-166,503.40

Finding the Fourth Proportional to 482,218.72, 723,328.04 and 166,503.40

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Solution

The fourth proportional to 482,218.72, 723,328.04 and 166,503.40 is: 249,755.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,218.72 : 723,328.04 = 166,503.40 : x
  2. Step 2: Convert to fraction form
    482,218.72/723,328.04 = 166,503.40/x
  3. Step 3: Cross multiply
    482,218.72x = 723,328.04 × 166,503.40
  4. Step 4: Simplify right side
    482,218.72x = 120,436,576,583.27
  5. Step 5: Solve for x
    x = 120,436,576,583.27/482,218.72
  6. Step 6: Final answer
    x = 249,755.08

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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.