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Finding the Fourth Proportional to 253,798.41, 350,241.79 and 151,828.15

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Solution

The fourth proportional to 253,798.41, 350,241.79 and 151,828.15 is: 209,522.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,798.41 : 350,241.79 = 151,828.15 : x
  2. Step 2: Convert to fraction form
    253,798.41/350,241.79 = 151,828.15/x
  3. Step 3: Cross multiply
    253,798.41x = 350,241.79 × 151,828.15
  4. Step 4: Simplify right side
    253,798.41x = 53,176,562,648.82
  5. Step 5: Solve for x
    x = 53,176,562,648.82/253,798.41
  6. Step 6: Final answer
    x = 209,522.84

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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.