Home / 1,028,208.98-1,418,928-575,499.98

Finding the Fourth Proportional to 1,028,208.98, 1,418,928 and 575,499.98

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Solution

The fourth proportional to 1,028,208.98, 1,418,928 and 575,499.98 is: 794,189.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,208.98 : 1,418,928 = 575,499.98 : x
  2. Step 2: Convert to fraction form
    1,028,208.98/1,418,928 = 575,499.98/x
  3. Step 3: Cross multiply
    1,028,208.98x = 1,418,928 × 575,499.98
  4. Step 4: Simplify right side
    1,028,208.98x = 816,593,035,621.44
  5. Step 5: Solve for x
    x = 816,593,035,621.44/1,028,208.98
  6. Step 6: Final answer
    x = 794,189.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.