Home / 411,623.16-617,574.60-222,101.52

Finding the Fourth Proportional to 411,623.16, 617,574.60 and 222,101.52

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Solution

The fourth proportional to 411,623.16, 617,574.60 and 222,101.52 is: 333,227.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,623.16 : 617,574.60 = 222,101.52 : x
  2. Step 2: Convert to fraction form
    411,623.16/617,574.60 = 222,101.52/x
  3. Step 3: Cross multiply
    411,623.16x = 617,574.60 × 222,101.52
  4. Step 4: Simplify right side
    411,623.16x = 137,164,257,373.39
  5. Step 5: Solve for x
    x = 137,164,257,373.39/411,623.16
  6. Step 6: Final answer
    x = 333,227.74

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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.