Home / 983,187.52-1,475,353.76-414,532.96

Finding the Fourth Proportional to 983,187.52, 1,475,353.76 and 414,532.96

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Solution

The fourth proportional to 983,187.52, 1,475,353.76 and 414,532.96 is: 622,040.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,187.52 : 1,475,353.76 = 414,532.96 : x
  2. Step 2: Convert to fraction form
    983,187.52/1,475,353.76 = 414,532.96/x
  3. Step 3: Cross multiply
    983,187.52x = 1,475,353.76 × 414,532.96
  4. Step 4: Simplify right side
    983,187.52x = 611,582,761,179.93
  5. Step 5: Solve for x
    x = 611,582,761,179.93/983,187.52
  6. Step 6: Final answer
    x = 622,040.81

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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.