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Finding the Fourth Proportional to 293,234.80, 439,852.20 and 251,244.40

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Solution

The fourth proportional to 293,234.80, 439,852.20 and 251,244.40 is: 376,866.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,234.80 : 439,852.20 = 251,244.40 : x
  2. Step 2: Convert to fraction form
    293,234.80/439,852.20 = 251,244.40/x
  3. Step 3: Cross multiply
    293,234.80x = 439,852.20 × 251,244.40
  4. Step 4: Simplify right side
    293,234.80x = 110,510,402,077.68
  5. Step 5: Solve for x
    x = 110,510,402,077.68/293,234.80
  6. Step 6: Final answer
    x = 376,866.60

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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.