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Finding the Fourth Proportional to 50,142,800.55, 75,214,200.83 and 50,142,800.55

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Solution

The fourth proportional to 50,142,800.55, 75,214,200.83 and 50,142,800.55 is: 75,214,200.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,142,800.55 : 75,214,200.83 = 50,142,800.55 : x
  2. Step 2: Convert to fraction form
    50,142,800.55/75,214,200.83 = 50,142,800.55/x
  3. Step 3: Cross multiply
    50,142,800.55x = 75,214,200.83 × 50,142,800.55
  4. Step 4: Simplify right side
    50,142,800.55x = 3,771,450,670,495,620.50
  5. Step 5: Solve for x
    x = 3,771,450,670,495,620.50/50,142,800.55
  6. Step 6: Final answer
    x = 75,214,200.83

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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.