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Finding the Fourth Proportional to 325,632,131.20, 457,094,307.20 and 325,632,131.20

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Solution

The fourth proportional to 325,632,131.20, 457,094,307.20 and 325,632,131.20 is: 457,094,307.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,632,131.20 : 457,094,307.20 = 325,632,131.20 : x
  2. Step 2: Convert to fraction form
    325,632,131.20/457,094,307.20 = 325,632,131.20/x
  3. Step 3: Cross multiply
    325,632,131.20x = 457,094,307.20 × 325,632,131.20
  4. Step 4: Simplify right side
    325,632,131.20x = 148,844,593,412,923,488
  5. Step 5: Solve for x
    x = 148,844,593,412,923,488/325,632,131.20
  6. Step 6: Final answer
    x = 457,094,307.20

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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.