Home / 680,583.61-1,020,797.65-181,986.49

Finding the Fourth Proportional to 680,583.61, 1,020,797.65 and 181,986.49

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Solution

The fourth proportional to 680,583.61, 1,020,797.65 and 181,986.49 is: 272,958.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,583.61 : 1,020,797.65 = 181,986.49 : x
  2. Step 2: Convert to fraction form
    680,583.61/1,020,797.65 = 181,986.49/x
  3. Step 3: Cross multiply
    680,583.61x = 1,020,797.65 × 181,986.49
  4. Step 4: Simplify right side
    680,583.61x = 185,771,381,323.75
  5. Step 5: Solve for x
    x = 185,771,381,323.75/680,583.61
  6. Step 6: Final answer
    x = 272,958.94

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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.