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Finding the Fourth Proportional to 253,952.19, 350,333.25 and 151,957.11

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Solution

The fourth proportional to 253,952.19, 350,333.25 and 151,957.11 is: 209,628.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,952.19 : 350,333.25 = 151,957.11 : x
  2. Step 2: Convert to fraction form
    253,952.19/350,333.25 = 151,957.11/x
  3. Step 3: Cross multiply
    253,952.19x = 350,333.25 × 151,957.11
  4. Step 4: Simplify right side
    253,952.19x = 53,235,628,206.91
  5. Step 5: Solve for x
    x = 53,235,628,206.91/253,952.19
  6. Step 6: Final answer
    x = 209,628.55

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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.