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Finding the Fourth Proportional to 692,522.84, 955,697.60 and 434,410.65

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Solution

The fourth proportional to 692,522.84, 955,697.60 and 434,410.65 is: 599,496.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,522.84 : 955,697.60 = 434,410.65 : x
  2. Step 2: Convert to fraction form
    692,522.84/955,697.60 = 434,410.65/x
  3. Step 3: Cross multiply
    692,522.84x = 955,697.60 × 434,410.65
  4. Step 4: Simplify right side
    692,522.84x = 415,165,213,447.39
  5. Step 5: Solve for x
    x = 415,165,213,447.39/692,522.84
  6. Step 6: Final answer
    x = 599,496.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.