Home / 414,678.78-572,275.13-233,402.45

Finding the Fourth Proportional to 414,678.78, 572,275.13 and 233,402.45

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Solution

The fourth proportional to 414,678.78, 572,275.13 and 233,402.45 is: 322,105.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,678.78 : 572,275.13 = 233,402.45 : x
  2. Step 2: Convert to fraction form
    414,678.78/572,275.13 = 233,402.45/x
  3. Step 3: Cross multiply
    414,678.78x = 572,275.13 × 233,402.45
  4. Step 4: Simplify right side
    414,678.78x = 133,570,413,387.68
  5. Step 5: Solve for x
    x = 133,570,413,387.68/414,678.78
  6. Step 6: Final answer
    x = 322,105.74

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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.