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Finding the Fourth Proportional to 325,853.30, 456,816.70 and 325,853.30

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Solution

The fourth proportional to 325,853.30, 456,816.70 and 325,853.30 is: 456,816.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,853.30 : 456,816.70 = 325,853.30 : x
  2. Step 2: Convert to fraction form
    325,853.30/456,816.70 = 325,853.30/x
  3. Step 3: Cross multiply
    325,853.30x = 456,816.70 × 325,853.30
  4. Step 4: Simplify right side
    325,853.30x = 148,855,229,190.11
  5. Step 5: Solve for x
    x = 148,855,229,190.11/325,853.30
  6. Step 6: Final answer
    x = 456,816.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.