Home / 933,906.80-1,401,516.30-401,809.70

Finding the Fourth Proportional to 933,906.80, 1,401,516.30 and 401,809.70

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Solution

The fourth proportional to 933,906.80, 1,401,516.30 and 401,809.70 is: 602,996.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,906.80 : 1,401,516.30 = 401,809.70 : x
  2. Step 2: Convert to fraction form
    933,906.80/1,401,516.30 = 401,809.70/x
  3. Step 3: Cross multiply
    933,906.80x = 1,401,516.30 × 401,809.70
  4. Step 4: Simplify right side
    933,906.80x = 563,142,844,048.11
  5. Step 5: Solve for x
    x = 563,142,844,048.11/933,906.80
  6. Step 6: Final answer
    x = 602,996.83

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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.