Home / 472,212.09-651,654.92-268,274.20

Finding the Fourth Proportional to 472,212.09, 651,654.92 and 268,274.20

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Solution

The fourth proportional to 472,212.09, 651,654.92 and 268,274.20 is: 370,219.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,212.09 : 651,654.92 = 268,274.20 : x
  2. Step 2: Convert to fraction form
    472,212.09/651,654.92 = 268,274.20/x
  3. Step 3: Cross multiply
    472,212.09x = 651,654.92 × 268,274.20
  4. Step 4: Simplify right side
    472,212.09x = 174,822,200,569.22
  5. Step 5: Solve for x
    x = 174,822,200,569.22/472,212.09
  6. Step 6: Final answer
    x = 370,219.67

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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.