Home / 414,428.22-571,910.10-233,140.28

Finding the Fourth Proportional to 414,428.22, 571,910.10 and 233,140.28

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Solution

The fourth proportional to 414,428.22, 571,910.10 and 233,140.28 is: 321,733.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,428.22 : 571,910.10 = 233,140.28 : x
  2. Step 2: Convert to fraction form
    414,428.22/571,910.10 = 233,140.28/x
  3. Step 3: Cross multiply
    414,428.22x = 571,910.10 × 233,140.28
  4. Step 4: Simplify right side
    414,428.22x = 133,335,280,848.83
  5. Step 5: Solve for x
    x = 133,335,280,848.83/414,428.22
  6. Step 6: Final answer
    x = 321,733.11

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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.