Home / 697,800.32-1,046,588.16-199,047.68

Finding the Fourth Proportional to 697,800.32, 1,046,588.16 and 199,047.68

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Solution

The fourth proportional to 697,800.32, 1,046,588.16 and 199,047.68 is: 298,539.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,800.32 : 1,046,588.16 = 199,047.68 : x
  2. Step 2: Convert to fraction form
    697,800.32/1,046,588.16 = 199,047.68/x
  3. Step 3: Cross multiply
    697,800.32x = 1,046,588.16 × 199,047.68
  4. Step 4: Simplify right side
    697,800.32x = 208,320,945,163.47
  5. Step 5: Solve for x
    x = 208,320,945,163.47/697,800.32
  6. Step 6: Final answer
    x = 298,539.48

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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.