Home / 782,853.87-1,080,320.01-460,584.69

Finding the Fourth Proportional to 782,853.87, 1,080,320.01 and 460,584.69

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Solution

The fourth proportional to 782,853.87, 1,080,320.01 and 460,584.69 is: 635,596.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,853.87 : 1,080,320.01 = 460,584.69 : x
  2. Step 2: Convert to fraction form
    782,853.87/1,080,320.01 = 460,584.69/x
  3. Step 3: Cross multiply
    782,853.87x = 1,080,320.01 × 460,584.69
  4. Step 4: Simplify right side
    782,853.87x = 497,578,856,906.65
  5. Step 5: Solve for x
    x = 497,578,856,906.65/782,853.87
  6. Step 6: Final answer
    x = 635,596.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.