Home / 680,784.30-1,021,176.45-182,148.30

Finding the Fourth Proportional to 680,784.30, 1,021,176.45 and 182,148.30

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Solution

The fourth proportional to 680,784.30, 1,021,176.45 and 182,148.30 is: 273,222.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,784.30 : 1,021,176.45 = 182,148.30 : x
  2. Step 2: Convert to fraction form
    680,784.30/1,021,176.45 = 182,148.30/x
  3. Step 3: Cross multiply
    680,784.30x = 1,021,176.45 × 182,148.30
  4. Step 4: Simplify right side
    680,784.30x = 186,005,554,367.54
  5. Step 5: Solve for x
    x = 186,005,554,367.54/680,784.30
  6. Step 6: Final answer
    x = 273,222.45

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Similar ratio
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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.