Home / 762,371.76-1,052,199-422,949.36

Finding the Fourth Proportional to 762,371.76, 1,052,199 and 422,949.36

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Solution

The fourth proportional to 762,371.76, 1,052,199 and 422,949.36 is: 583,740.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,371.76 : 1,052,199 = 422,949.36 : x
  2. Step 2: Convert to fraction form
    762,371.76/1,052,199 = 422,949.36/x
  3. Step 3: Cross multiply
    762,371.76x = 1,052,199 × 422,949.36
  4. Step 4: Simplify right side
    762,371.76x = 445,026,893,642.64
  5. Step 5: Solve for x
    x = 445,026,893,642.64/762,371.76
  6. Step 6: Final answer
    x = 583,740.00

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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.