Home / 923,659.20-1,386,914.40-503,755.20

Finding the Fourth Proportional to 923,659.20, 1,386,914.40 and 503,755.20

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Solution

The fourth proportional to 923,659.20, 1,386,914.40 and 503,755.20 is: 756,410.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,659.20 : 1,386,914.40 = 503,755.20 : x
  2. Step 2: Convert to fraction form
    923,659.20/1,386,914.40 = 503,755.20/x
  3. Step 3: Cross multiply
    923,659.20x = 1,386,914.40 × 503,755.20
  4. Step 4: Simplify right side
    923,659.20x = 698,665,340,954.88
  5. Step 5: Solve for x
    x = 698,665,340,954.88/923,659.20
  6. Step 6: Final answer
    x = 756,410.31

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1.5x scale

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.