Home / 865,059.20-1,296,033.60-532,246.40

Finding the Fourth Proportional to 865,059.20, 1,296,033.60 and 532,246.40

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Solution

The fourth proportional to 865,059.20, 1,296,033.60 and 532,246.40 is: 797,412.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,059.20 : 1,296,033.60 = 532,246.40 : x
  2. Step 2: Convert to fraction form
    865,059.20/1,296,033.60 = 532,246.40/x
  3. Step 3: Cross multiply
    865,059.20x = 1,296,033.60 × 532,246.40
  4. Step 4: Simplify right side
    865,059.20x = 689,809,217,879.04
  5. Step 5: Solve for x
    x = 689,809,217,879.04/865,059.20
  6. Step 6: Final answer
    x = 797,412.73

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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.