Home / 829,907.60-1,246,027.80-514,979.60

Finding the Fourth Proportional to 829,907.60, 1,246,027.80 and 514,979.60

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Solution

The fourth proportional to 829,907.60, 1,246,027.80 and 514,979.60 is: 773,193.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,907.60 : 1,246,027.80 = 514,979.60 : x
  2. Step 2: Convert to fraction form
    829,907.60/1,246,027.80 = 514,979.60/x
  3. Step 3: Cross multiply
    829,907.60x = 1,246,027.80 × 514,979.60
  4. Step 4: Simplify right side
    829,907.60x = 641,678,898,032.88
  5. Step 5: Solve for x
    x = 641,678,898,032.88/829,907.60
  6. Step 6: Final answer
    x = 773,193.18

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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.