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Finding the Fourth Proportional to 344,343.68, 516,219.69 and 119,674.92

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Solution

The fourth proportional to 344,343.68, 516,219.69 and 119,674.92 is: 179,409.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,343.68 : 516,219.69 = 119,674.92 : x
  2. Step 2: Convert to fraction form
    344,343.68/516,219.69 = 119,674.92/x
  3. Step 3: Cross multiply
    344,343.68x = 516,219.69 × 119,674.92
  4. Step 4: Simplify right side
    344,343.68x = 61,778,550,103.17
  5. Step 5: Solve for x
    x = 61,778,550,103.17/344,343.68
  6. Step 6: Final answer
    x = 179,409.57

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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.