Home / 530,810.46-796,210.83-215,192.34

Finding the Fourth Proportional to 530,810.46, 796,210.83 and 215,192.34

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Solution

The fourth proportional to 530,810.46, 796,210.83 and 215,192.34 is: 322,786.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,810.46 : 796,210.83 = 215,192.34 : x
  2. Step 2: Convert to fraction form
    530,810.46/796,210.83 = 215,192.34/x
  3. Step 3: Cross multiply
    530,810.46x = 796,210.83 × 215,192.34
  4. Step 4: Simplify right side
    530,810.46x = 171,338,471,641.04
  5. Step 5: Solve for x
    x = 171,338,471,641.04/530,810.46
  6. Step 6: Final answer
    x = 322,786.54

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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.