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Finding the Fourth Proportional to 267,246.96, 368,698.16 and 152,532

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Solution

The fourth proportional to 267,246.96, 368,698.16 and 152,532 is: 210,435.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,246.96 : 368,698.16 = 152,532 : x
  2. Step 2: Convert to fraction form
    267,246.96/368,698.16 = 152,532/x
  3. Step 3: Cross multiply
    267,246.96x = 368,698.16 × 152,532
  4. Step 4: Simplify right side
    267,246.96x = 56,238,267,741.12
  5. Step 5: Solve for x
    x = 56,238,267,741.12/267,246.96
  6. Step 6: Final answer
    x = 210,435.58

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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.