Home / 891,944.77-1,230,369.09-569,291.25

Finding the Fourth Proportional to 891,944.77, 1,230,369.09 and 569,291.25

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Solution

The fourth proportional to 891,944.77, 1,230,369.09 and 569,291.25 is: 785,293.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,944.77 : 1,230,369.09 = 569,291.25 : x
  2. Step 2: Convert to fraction form
    891,944.77/1,230,369.09 = 569,291.25/x
  3. Step 3: Cross multiply
    891,944.77x = 1,230,369.09 × 569,291.25
  4. Step 4: Simplify right side
    891,944.77x = 700,438,354,361.01
  5. Step 5: Solve for x
    x = 700,438,354,361.01/891,944.77
  6. Step 6: Final answer
    x = 785,293.41

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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.