Home / 782,632.60-1,174,474.98-277,191.76

Finding the Fourth Proportional to 782,632.60, 1,174,474.98 and 277,191.76

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Solution

The fourth proportional to 782,632.60, 1,174,474.98 and 277,191.76 is: 415,973.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,632.60 : 1,174,474.98 = 277,191.76 : x
  2. Step 2: Convert to fraction form
    782,632.60/1,174,474.98 = 277,191.76/x
  3. Step 3: Cross multiply
    782,632.60x = 1,174,474.98 × 277,191.76
  4. Step 4: Simplify right side
    782,632.60x = 325,554,786,782.17
  5. Step 5: Solve for x
    x = 325,554,786,782.17/782,632.60
  6. Step 6: Final answer
    x = 415,973.97

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1.5x scale

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.