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Finding the Fourth Proportional to 480,005.94, 662,401.31 and 262,211.97

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Solution

The fourth proportional to 480,005.94, 662,401.31 and 262,211.97 is: 361,848.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,005.94 : 662,401.31 = 262,211.97 : x
  2. Step 2: Convert to fraction form
    480,005.94/662,401.31 = 262,211.97/x
  3. Step 3: Cross multiply
    480,005.94x = 662,401.31 × 262,211.97
  4. Step 4: Simplify right side
    480,005.94x = 173,689,552,425.68
  5. Step 5: Solve for x
    x = 173,689,552,425.68/480,005.94
  6. Step 6: Final answer
    x = 361,848.76

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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.