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Finding the Fourth Proportional to 303,533.34, 418,876.62 and 167,567.47

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Solution

The fourth proportional to 303,533.34, 418,876.62 and 167,567.47 is: 231,243.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,533.34 : 418,876.62 = 167,567.47 : x
  2. Step 2: Convert to fraction form
    303,533.34/418,876.62 = 167,567.47/x
  3. Step 3: Cross multiply
    303,533.34x = 418,876.62 × 167,567.47
  4. Step 4: Simplify right side
    303,533.34x = 70,190,093,779.98
  5. Step 5: Solve for x
    x = 70,190,093,779.98/303,533.34
  6. Step 6: Final answer
    x = 231,243.44

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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.