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Finding the Fourth Proportional to 293,176.76, 439,796.98 and 93,450.20

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Solution

The fourth proportional to 293,176.76, 439,796.98 and 93,450.20 is: 140,185.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,176.76 : 439,796.98 = 93,450.20 : x
  2. Step 2: Convert to fraction form
    293,176.76/439,796.98 = 93,450.20/x
  3. Step 3: Cross multiply
    293,176.76x = 439,796.98 × 93,450.20
  4. Step 4: Simplify right side
    293,176.76x = 41,099,115,740.40
  5. Step 5: Solve for x
    x = 41,099,115,740.40/293,176.76
  6. Step 6: Final answer
    x = 140,185.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.