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Finding the Fourth Proportional to 453,806.06, 680,702.85 and 154,495.36

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Solution

The fourth proportional to 453,806.06, 680,702.85 and 154,495.36 is: 231,740.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,806.06 : 680,702.85 = 154,495.36 : x
  2. Step 2: Convert to fraction form
    453,806.06/680,702.85 = 154,495.36/x
  3. Step 3: Cross multiply
    453,806.06x = 680,702.85 × 154,495.36
  4. Step 4: Simplify right side
    453,806.06x = 105,165,432,714.66
  5. Step 5: Solve for x
    x = 105,165,432,714.66/453,806.06
  6. Step 6: Final answer
    x = 231,740.92

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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.