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Finding the Fourth Proportional to 628,504,200.45, 942,756,300.68 and 628,504,200.45

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Solution

The fourth proportional to 628,504,200.45, 942,756,300.68 and 628,504,200.45 is: 942,756,300.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,504,200.45 : 942,756,300.68 = 628,504,200.45 : x
  2. Step 2: Convert to fraction form
    628,504,200.45/942,756,300.68 = 628,504,200.45/x
  3. Step 3: Cross multiply
    628,504,200.45x = 942,756,300.68 × 628,504,200.45
  4. Step 4: Simplify right side
    628,504,200.45x = 592,526,294,974,940,672
  5. Step 5: Solve for x
    x = 592,526,294,974,940,672/628,504,200.45
  6. Step 6: Final answer
    x = 942,756,300.68

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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.