Home / 827,321.68-1,141,802.22-464,746.24

Finding the Fourth Proportional to 827,321.68, 1,141,802.22 and 464,746.24

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Solution

The fourth proportional to 827,321.68, 1,141,802.22 and 464,746.24 is: 641,405.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,321.68 : 1,141,802.22 = 464,746.24 : x
  2. Step 2: Convert to fraction form
    827,321.68/1,141,802.22 = 464,746.24/x
  3. Step 3: Cross multiply
    827,321.68x = 1,141,802.22 × 464,746.24
  4. Step 4: Simplify right side
    827,321.68x = 530,648,288,568.65
  5. Step 5: Solve for x
    x = 530,648,288,568.65/827,321.68
  6. Step 6: Final answer
    x = 641,405.03

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Double scale
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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.