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Finding the Fourth Proportional to 344,265.50, 475,076.12 and 191,303.22

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Solution

The fourth proportional to 344,265.50, 475,076.12 and 191,303.22 is: 263,992.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,265.50 : 475,076.12 = 191,303.22 : x
  2. Step 2: Convert to fraction form
    344,265.50/475,076.12 = 191,303.22/x
  3. Step 3: Cross multiply
    344,265.50x = 475,076.12 × 191,303.22
  4. Step 4: Simplify right side
    344,265.50x = 90,883,591,501.11
  5. Step 5: Solve for x
    x = 90,883,591,501.11/344,265.50
  6. Step 6: Final answer
    x = 263,992.74

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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.