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Finding the Fourth Proportional to 632,808,001.90, 949,212,002.85 and 632,808,001.90

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Solution

The fourth proportional to 632,808,001.90, 949,212,002.85 and 632,808,001.90 is: 949,212,002.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,808,001.90 : 949,212,002.85 = 632,808,001.90 : x
  2. Step 2: Convert to fraction form
    632,808,001.90/949,212,002.85 = 632,808,001.90/x
  3. Step 3: Cross multiply
    632,808,001.90x = 949,212,002.85 × 632,808,001.90
  4. Step 4: Simplify right side
    632,808,001.90x = 600,668,950,903,005,568
  5. Step 5: Solve for x
    x = 600,668,950,903,005,568/632,808,001.90
  6. Step 6: Final answer
    x = 949,212,002.85

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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.