Home / 953,605.35-1,315,214.33-627,253.56

Finding the Fourth Proportional to 953,605.35, 1,315,214.33 and 627,253.56

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Solution

The fourth proportional to 953,605.35, 1,315,214.33 and 627,253.56 is: 865,109.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,605.35 : 1,315,214.33 = 627,253.56 : x
  2. Step 2: Convert to fraction form
    953,605.35/1,315,214.33 = 627,253.56/x
  3. Step 3: Cross multiply
    953,605.35x = 1,315,214.33 × 627,253.56
  4. Step 4: Simplify right side
    953,605.35x = 824,972,867,519.25
  5. Step 5: Solve for x
    x = 824,972,867,519.25/953,605.35
  6. Step 6: Final answer
    x = 865,109.31

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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.