Home / 328,531.90-453,470.98-192,595.28

Finding the Fourth Proportional to 328,531.90, 453,470.98 and 192,595.28

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Solution

The fourth proportional to 328,531.90, 453,470.98 and 192,595.28 is: 265,838.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,531.90 : 453,470.98 = 192,595.28 : x
  2. Step 2: Convert to fraction form
    328,531.90/453,470.98 = 192,595.28/x
  3. Step 3: Cross multiply
    328,531.90x = 453,470.98 × 192,595.28
  4. Step 4: Simplify right side
    328,531.90x = 87,336,370,364.97
  5. Step 5: Solve for x
    x = 87,336,370,364.97/328,531.90
  6. Step 6: Final answer
    x = 265,838.33

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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.