Home / 353,330.95-487,604.73-192,194.61

Finding the Fourth Proportional to 353,330.95, 487,604.73 and 192,194.61

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Solution

The fourth proportional to 353,330.95, 487,604.73 and 192,194.61 is: 265,232.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,330.95 : 487,604.73 = 192,194.61 : x
  2. Step 2: Convert to fraction form
    353,330.95/487,604.73 = 192,194.61/x
  3. Step 3: Cross multiply
    353,330.95x = 487,604.73 × 192,194.61
  4. Step 4: Simplify right side
    353,330.95x = 93,715,000,916.51
  5. Step 5: Solve for x
    x = 93,715,000,916.51/353,330.95
  6. Step 6: Final answer
    x = 265,232.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.