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Finding the Fourth Proportional to 482,829.30, 677,360.70 and 482,829.30

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Solution

The fourth proportional to 482,829.30, 677,360.70 and 482,829.30 is: 677,360.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,829.30 : 677,360.70 = 482,829.30 : x
  2. Step 2: Convert to fraction form
    482,829.30/677,360.70 = 482,829.30/x
  3. Step 3: Cross multiply
    482,829.30x = 677,360.70 × 482,829.30
  4. Step 4: Simplify right side
    482,829.30x = 327,049,592,628.51
  5. Step 5: Solve for x
    x = 327,049,592,628.51/482,829.30
  6. Step 6: Final answer
    x = 677,360.70

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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.