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Finding the Fourth Proportional to 344,314.32, 475,153.35 and 191,347.68

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Solution

The fourth proportional to 344,314.32, 475,153.35 and 191,347.68 is: 264,059.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,314.32 : 475,153.35 = 191,347.68 : x
  2. Step 2: Convert to fraction form
    344,314.32/475,153.35 = 191,347.68/x
  3. Step 3: Cross multiply
    344,314.32x = 475,153.35 × 191,347.68
  4. Step 4: Simplify right side
    344,314.32x = 90,919,491,166.73
  5. Step 5: Solve for x
    x = 90,919,491,166.73/344,314.32
  6. Step 6: Final answer
    x = 264,059.57

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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.