Home / 822,058.56-1,233,109.71-289,458.45

Finding the Fourth Proportional to 822,058.56, 1,233,109.71 and 289,458.45

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Solution

The fourth proportional to 822,058.56, 1,233,109.71 and 289,458.45 is: 434,195.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,058.56 : 1,233,109.71 = 289,458.45 : x
  2. Step 2: Convert to fraction form
    822,058.56/1,233,109.71 = 289,458.45/x
  3. Step 3: Cross multiply
    822,058.56x = 1,233,109.71 × 289,458.45
  4. Step 4: Simplify right side
    822,058.56x = 356,934,025,336.55
  5. Step 5: Solve for x
    x = 356,934,025,336.55/822,058.56
  6. Step 6: Final answer
    x = 434,195.38

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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.