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Finding the Fourth Proportional to 673,603,664.55, 1,010,405,496.83 and 673,603,664.55

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Solution

The fourth proportional to 673,603,664.55, 1,010,405,496.83 and 673,603,664.55 is: 1,010,405,496.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,603,664.55 : 1,010,405,496.83 = 673,603,664.55 : x
  2. Step 2: Convert to fraction form
    673,603,664.55/1,010,405,496.83 = 673,603,664.55/x
  3. Step 3: Cross multiply
    673,603,664.55x = 1,010,405,496.83 × 673,603,664.55
  4. Step 4: Simplify right side
    673,603,664.55x = 680,612,845,342,783,360
  5. Step 5: Solve for x
    x = 680,612,845,342,783,360/673,603,664.55
  6. Step 6: Final answer
    x = 1,010,405,496.83

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1.5x scale

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.