Home / 772,754.77-1,159,000.93-204,142.06

Finding the Fourth Proportional to 772,754.77, 1,159,000.93 and 204,142.06

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Solution

The fourth proportional to 772,754.77, 1,159,000.93 and 204,142.06 is: 306,178.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,754.77 : 1,159,000.93 = 204,142.06 : x
  2. Step 2: Convert to fraction form
    772,754.77/1,159,000.93 = 204,142.06/x
  3. Step 3: Cross multiply
    772,754.77x = 1,159,000.93 × 204,142.06
  4. Step 4: Simplify right side
    772,754.77x = 236,600,837,392.12
  5. Step 5: Solve for x
    x = 236,600,837,392.12/772,754.77
  6. Step 6: Final answer
    x = 306,178.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.