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Finding the Fourth Proportional to 352,207,223.70, 494,110,479.90 and 352,207,223.70

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Solution

The fourth proportional to 352,207,223.70, 494,110,479.90 and 352,207,223.70 is: 494,110,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,207,223.70 : 494,110,479.90 = 352,207,223.70 : x
  2. Step 2: Convert to fraction form
    352,207,223.70/494,110,479.90 = 352,207,223.70/x
  3. Step 3: Cross multiply
    352,207,223.70x = 494,110,479.90 × 352,207,223.70
  4. Step 4: Simplify right side
    352,207,223.70x = 174,029,280,326,653,632
  5. Step 5: Solve for x
    x = 174,029,280,326,653,632/352,207,223.70
  6. Step 6: Final answer
    x = 494,110,479.90

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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.