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Finding the Fourth Proportional to 537,319.80, 805,950.48 and 163,313.64

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Solution

The fourth proportional to 537,319.80, 805,950.48 and 163,313.64 is: 244,961.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,319.80 : 805,950.48 = 163,313.64 : x
  2. Step 2: Convert to fraction form
    537,319.80/805,950.48 = 163,313.64/x
  3. Step 3: Cross multiply
    537,319.80x = 805,950.48 × 163,313.64
  4. Step 4: Simplify right side
    537,319.80x = 131,622,706,548.55
  5. Step 5: Solve for x
    x = 131,622,706,548.55/537,319.80
  6. Step 6: Final answer
    x = 244,961.58

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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.