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Finding the Fourth Proportional to 368,567.76, 552,595.12 and 163,290.94

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Solution

The fourth proportional to 368,567.76, 552,595.12 and 163,290.94 is: 244,822.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,567.76 : 552,595.12 = 163,290.94 : x
  2. Step 2: Convert to fraction form
    368,567.76/552,595.12 = 163,290.94/x
  3. Step 3: Cross multiply
    368,567.76x = 552,595.12 × 163,290.94
  4. Step 4: Simplify right side
    368,567.76x = 90,233,776,584.21
  5. Step 5: Solve for x
    x = 90,233,776,584.21/368,567.76
  6. Step 6: Final answer
    x = 244,822.76

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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.