Home / 922,766.40-1,383,165.45-353,927.70

Finding the Fourth Proportional to 922,766.40, 1,383,165.45 and 353,927.70

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Solution

The fourth proportional to 922,766.40, 1,383,165.45 and 353,927.70 is: 530,514.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,766.40 : 1,383,165.45 = 353,927.70 : x
  2. Step 2: Convert to fraction form
    922,766.40/1,383,165.45 = 353,927.70/x
  3. Step 3: Cross multiply
    922,766.40x = 1,383,165.45 × 353,927.70
  4. Step 4: Simplify right side
    922,766.40x = 489,540,566,437.97
  5. Step 5: Solve for x
    x = 489,540,566,437.97/922,766.40
  6. Step 6: Final answer
    x = 530,514.08

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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.