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Finding the Fourth Proportional to 344,028.80, 474,759.72 and 193,125.68

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Solution

The fourth proportional to 344,028.80, 474,759.72 and 193,125.68 is: 266,513.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,028.80 : 474,759.72 = 193,125.68 : x
  2. Step 2: Convert to fraction form
    344,028.80/474,759.72 = 193,125.68/x
  3. Step 3: Cross multiply
    344,028.80x = 474,759.72 × 193,125.68
  4. Step 4: Simplify right side
    344,028.80x = 91,688,293,761.61
  5. Step 5: Solve for x
    x = 91,688,293,761.61/344,028.80
  6. Step 6: Final answer
    x = 266,513.42

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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.