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Finding the Fourth Proportional to 1,792,353, 2,688,795 and 577,522.56

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Solution

The fourth proportional to 1,792,353, 2,688,795 and 577,522.56 is: 866,369.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,353 : 2,688,795 = 577,522.56 : x
  2. Step 2: Convert to fraction form
    1,792,353/2,688,795 = 577,522.56/x
  3. Step 3: Cross multiply
    1,792,353x = 2,688,795 × 577,522.56
  4. Step 4: Simplify right side
    1,792,353x = 1,552,839,771,715.20
  5. Step 5: Solve for x
    x = 1,552,839,771,715.20/1,792,353
  6. Step 6: Final answer
    x = 866,369.39

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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.