Home / 923,851.20-1,387,202.40-503,947.20

Finding the Fourth Proportional to 923,851.20, 1,387,202.40 and 503,947.20

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Solution

The fourth proportional to 923,851.20, 1,387,202.40 and 503,947.20 is: 756,698.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,851.20 : 1,387,202.40 = 503,947.20 : x
  2. Step 2: Convert to fraction form
    923,851.20/1,387,202.40 = 503,947.20/x
  3. Step 3: Cross multiply
    923,851.20x = 1,387,202.40 × 503,947.20
  4. Step 4: Simplify right side
    923,851.20x = 699,076,765,313.28
  5. Step 5: Solve for x
    x = 699,076,765,313.28/923,851.20
  6. Step 6: Final answer
    x = 756,698.44

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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.