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Finding the Fourth Proportional to 581,747,100.15, 872,620,650.23 and 581,747,100.15

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Solution

The fourth proportional to 581,747,100.15, 872,620,650.23 and 581,747,100.15 is: 872,620,650.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,747,100.15 : 872,620,650.23 = 581,747,100.15 : x
  2. Step 2: Convert to fraction form
    581,747,100.15/872,620,650.23 = 581,747,100.15/x
  3. Step 3: Cross multiply
    581,747,100.15x = 872,620,650.23 × 581,747,100.15
  4. Step 4: Simplify right side
    581,747,100.15x = 507,644,532,799,401,216
  5. Step 5: Solve for x
    x = 507,644,532,799,401,216/581,747,100.15
  6. Step 6: Final answer
    x = 872,620,650.23

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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.