Home / 822,214.08-1,233,058.68-261,117.36

Finding the Fourth Proportional to 822,214.08, 1,233,058.68 and 261,117.36

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Solution

The fourth proportional to 822,214.08, 1,233,058.68 and 261,117.36 is: 391,592.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,214.08 : 1,233,058.68 = 261,117.36 : x
  2. Step 2: Convert to fraction form
    822,214.08/1,233,058.68 = 261,117.36/x
  3. Step 3: Cross multiply
    822,214.08x = 1,233,058.68 × 261,117.36
  4. Step 4: Simplify right side
    822,214.08x = 321,973,027,246.69
  5. Step 5: Solve for x
    x = 321,973,027,246.69/822,214.08
  6. Step 6: Final answer
    x = 391,592.69

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1.5x scale

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.