Home / 807,358.11-1,114,112.81-444,774.03

Finding the Fourth Proportional to 807,358.11, 1,114,112.81 and 444,774.03

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Solution

The fourth proportional to 807,358.11, 1,114,112.81 and 444,774.03 is: 613,765.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,358.11 : 1,114,112.81 = 444,774.03 : x
  2. Step 2: Convert to fraction form
    807,358.11/1,114,112.81 = 444,774.03/x
  3. Step 3: Cross multiply
    807,358.11x = 1,114,112.81 × 444,774.03
  4. Step 4: Simplify right side
    807,358.11x = 495,528,444,378.32
  5. Step 5: Solve for x
    x = 495,528,444,378.32/807,358.11
  6. Step 6: Final answer
    x = 613,765.36

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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.