Home / 829,908.60-1,246,029.30-514,980.60

Finding the Fourth Proportional to 829,908.60, 1,246,029.30 and 514,980.60

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Solution

The fourth proportional to 829,908.60, 1,246,029.30 and 514,980.60 is: 773,194.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,908.60 : 1,246,029.30 = 514,980.60 : x
  2. Step 2: Convert to fraction form
    829,908.60/1,246,029.30 = 514,980.60/x
  3. Step 3: Cross multiply
    829,908.60x = 1,246,029.30 × 514,980.60
  4. Step 4: Simplify right side
    829,908.60x = 641,680,916,531.58
  5. Step 5: Solve for x
    x = 641,680,916,531.58/829,908.60
  6. Step 6: Final answer
    x = 773,194.68

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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.