Home / 522,094.15-783,216.33-198,001.56

Finding the Fourth Proportional to 522,094.15, 783,216.33 and 198,001.56

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Solution

The fourth proportional to 522,094.15, 783,216.33 and 198,001.56 is: 297,030.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,094.15 : 783,216.33 = 198,001.56 : x
  2. Step 2: Convert to fraction form
    522,094.15/783,216.33 = 198,001.56/x
  3. Step 3: Cross multiply
    522,094.15x = 783,216.33 × 198,001.56
  4. Step 4: Simplify right side
    522,094.15x = 155,078,055,652.48
  5. Step 5: Solve for x
    x = 155,078,055,652.48/522,094.15
  6. Step 6: Final answer
    x = 297,030.82

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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.