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Finding the Fourth Proportional to 306,717.88, 460,123.26 and 96,336.04

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Solution

The fourth proportional to 306,717.88, 460,123.26 and 96,336.04 is: 144,518.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,717.88 : 460,123.26 = 96,336.04 : x
  2. Step 2: Convert to fraction form
    306,717.88/460,123.26 = 96,336.04/x
  3. Step 3: Cross multiply
    306,717.88x = 460,123.26 × 96,336.04
  4. Step 4: Simplify right side
    306,717.88x = 44,326,452,780.29
  5. Step 5: Solve for x
    x = 44,326,452,780.29/306,717.88
  6. Step 6: Final answer
    x = 144,518.65

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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.