Home / 1,003,634.90-1,504,954.20-363,913.10

Finding the Fourth Proportional to 1,003,634.90, 1,504,954.20 and 363,913.10

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Solution

The fourth proportional to 1,003,634.90, 1,504,954.20 and 363,913.10 is: 545,689.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,634.90 : 1,504,954.20 = 363,913.10 : x
  2. Step 2: Convert to fraction form
    1,003,634.90/1,504,954.20 = 363,913.10/x
  3. Step 3: Cross multiply
    1,003,634.90x = 1,504,954.20 × 363,913.10
  4. Step 4: Simplify right side
    1,003,634.90x = 547,672,548,280.02
  5. Step 5: Solve for x
    x = 547,672,548,280.02/1,003,634.90
  6. Step 6: Final answer
    x = 545,689.02

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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.