Home / 417,842.79-576,623.03-226,856.19

Finding the Fourth Proportional to 417,842.79, 576,623.03 and 226,856.19

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Solution

The fourth proportional to 417,842.79, 576,623.03 and 226,856.19 is: 313,061.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,842.79 : 576,623.03 = 226,856.19 : x
  2. Step 2: Convert to fraction form
    417,842.79/576,623.03 = 226,856.19/x
  3. Step 3: Cross multiply
    417,842.79x = 576,623.03 × 226,856.19
  4. Step 4: Simplify right side
    417,842.79x = 130,810,503,652.06
  5. Step 5: Solve for x
    x = 130,810,503,652.06/417,842.79
  6. Step 6: Final answer
    x = 313,061.53

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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.