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Finding the Fourth Proportional to 317,627,103.60, 475,432,885.80 and 317,627,103.60

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Solution

The fourth proportional to 317,627,103.60, 475,432,885.80 and 317,627,103.60 is: 475,432,885.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,627,103.60 : 475,432,885.80 = 317,627,103.60 : x
  2. Step 2: Convert to fraction form
    317,627,103.60/475,432,885.80 = 317,627,103.60/x
  3. Step 3: Cross multiply
    317,627,103.60x = 475,432,885.80 × 317,627,103.60
  4. Step 4: Simplify right side
    317,627,103.60x = 151,010,370,472,843,584
  5. Step 5: Solve for x
    x = 151,010,370,472,843,584/317,627,103.60
  6. Step 6: Final answer
    x = 475,432,885.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.