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Finding the Fourth Proportional to 344,657.34, 516,885.57 and 134,245.26

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Solution

The fourth proportional to 344,657.34, 516,885.57 and 134,245.26 is: 201,328.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,657.34 : 516,885.57 = 134,245.26 : x
  2. Step 2: Convert to fraction form
    344,657.34/516,885.57 = 134,245.26/x
  3. Step 3: Cross multiply
    344,657.34x = 516,885.57 × 134,245.26
  4. Step 4: Simplify right side
    344,657.34x = 69,389,437,734.90
  5. Step 5: Solve for x
    x = 69,389,437,734.90/344,657.34
  6. Step 6: Final answer
    x = 201,328.77

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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.