Home / 829,893.60-1,246,006.80-514,965.60

Finding the Fourth Proportional to 829,893.60, 1,246,006.80 and 514,965.60

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Solution

The fourth proportional to 829,893.60, 1,246,006.80 and 514,965.60 is: 773,172.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,893.60 : 1,246,006.80 = 514,965.60 : x
  2. Step 2: Convert to fraction form
    829,893.60/1,246,006.80 = 514,965.60/x
  3. Step 3: Cross multiply
    829,893.60x = 1,246,006.80 × 514,965.60
  4. Step 4: Simplify right side
    829,893.60x = 641,650,639,366.08
  5. Step 5: Solve for x
    x = 641,650,639,366.08/829,893.60
  6. Step 6: Final answer
    x = 773,172.17

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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.