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Finding the Fourth Proportional to 580,822,794.60, 871,234,191.90 and 580,822,794.60

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Solution

The fourth proportional to 580,822,794.60, 871,234,191.90 and 580,822,794.60 is: 871,234,191.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,822,794.60 : 871,234,191.90 = 580,822,794.60 : x
  2. Step 2: Convert to fraction form
    580,822,794.60/871,234,191.90 = 580,822,794.60/x
  3. Step 3: Cross multiply
    580,822,794.60x = 871,234,191.90 × 580,822,794.60
  4. Step 4: Simplify right side
    580,822,794.60x = 506,032,678,090,430,720
  5. Step 5: Solve for x
    x = 506,032,678,090,430,720/580,822,794.60
  6. Step 6: Final answer
    x = 871,234,191.90

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Double scale
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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.