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Finding the Fourth Proportional to 344,152.80, 516,237.84 and 166,626.72

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Solution

The fourth proportional to 344,152.80, 516,237.84 and 166,626.72 is: 249,944.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,152.80 : 516,237.84 = 166,626.72 : x
  2. Step 2: Convert to fraction form
    344,152.80/516,237.84 = 166,626.72/x
  3. Step 3: Cross multiply
    344,152.80x = 516,237.84 × 166,626.72
  4. Step 4: Simplify right side
    344,152.80x = 86,019,018,019.08
  5. Step 5: Solve for x
    x = 86,019,018,019.08/344,152.80
  6. Step 6: Final answer
    x = 249,944.26

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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.