Home / 886,907.13-1,223,933.01-504,933.90

Finding the Fourth Proportional to 886,907.13, 1,223,933.01 and 504,933.90

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Solution

The fourth proportional to 886,907.13, 1,223,933.01 and 504,933.90 is: 696,809.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,907.13 : 1,223,933.01 = 504,933.90 : x
  2. Step 2: Convert to fraction form
    886,907.13/1,223,933.01 = 504,933.90/x
  3. Step 3: Cross multiply
    886,907.13x = 1,223,933.01 × 504,933.90
  4. Step 4: Simplify right side
    886,907.13x = 618,005,268,078.04
  5. Step 5: Solve for x
    x = 618,005,268,078.04/886,907.13
  6. Step 6: Final answer
    x = 696,809.45

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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.