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Finding the Fourth Proportional to 340,346.67, 510,522.93 and 97,187.12

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Solution

The fourth proportional to 340,346.67, 510,522.93 and 97,187.12 is: 145,781.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,346.67 : 510,522.93 = 97,187.12 : x
  2. Step 2: Convert to fraction form
    340,346.67/510,522.93 = 97,187.12/x
  3. Step 3: Cross multiply
    340,346.67x = 510,522.93 × 97,187.12
  4. Step 4: Simplify right side
    340,346.67x = 49,616,250,708.05
  5. Step 5: Solve for x
    x = 49,616,250,708.05/340,346.67
  6. Step 6: Final answer
    x = 145,781.51

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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.