Home / 930,191.31-1,283,585.49-562,805.28

Finding the Fourth Proportional to 930,191.31, 1,283,585.49 and 562,805.28

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Solution

The fourth proportional to 930,191.31, 1,283,585.49 and 562,805.28 is: 776,623.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,191.31 : 1,283,585.49 = 562,805.28 : x
  2. Step 2: Convert to fraction form
    930,191.31/1,283,585.49 = 562,805.28/x
  3. Step 3: Cross multiply
    930,191.31x = 1,283,585.49 × 562,805.28
  4. Step 4: Simplify right side
    930,191.31x = 722,408,691,103.39
  5. Step 5: Solve for x
    x = 722,408,691,103.39/930,191.31
  6. Step 6: Final answer
    x = 776,623.78

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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.