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Finding the Fourth Proportional to 580,823,999.10, 871,235,998.65 and 580,823,999.10

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Solution

The fourth proportional to 580,823,999.10, 871,235,998.65 and 580,823,999.10 is: 871,235,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,823,999.10 : 871,235,998.65 = 580,823,999.10 : x
  2. Step 2: Convert to fraction form
    580,823,999.10/871,235,998.65 = 580,823,999.10/x
  3. Step 3: Cross multiply
    580,823,999.10x = 871,235,998.65 × 580,823,999.10
  4. Step 4: Simplify right side
    580,823,999.10x = 506,034,776,895,775,232
  5. Step 5: Solve for x
    x = 506,034,776,895,775,232/580,823,999.10
  6. Step 6: Final answer
    x = 871,235,998.65

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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.