Home / 925,090.08-1,387,793.34-317,849.28

Finding the Fourth Proportional to 925,090.08, 1,387,793.34 and 317,849.28

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Solution

The fourth proportional to 925,090.08, 1,387,793.34 and 317,849.28 is: 476,828.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,090.08 : 1,387,793.34 = 317,849.28 : x
  2. Step 2: Convert to fraction form
    925,090.08/1,387,793.34 = 317,849.28/x
  3. Step 3: Cross multiply
    925,090.08x = 1,387,793.34 × 317,849.28
  4. Step 4: Simplify right side
    925,090.08x = 441,109,113,907.80
  5. Step 5: Solve for x
    x = 441,109,113,907.80/925,090.08
  6. Step 6: Final answer
    x = 476,828.28

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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.