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Finding the Fourth Proportional to 358,483.44, 537,725.16 and 109,167.60

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Solution

The fourth proportional to 358,483.44, 537,725.16 and 109,167.60 is: 163,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,483.44 : 537,725.16 = 109,167.60 : x
  2. Step 2: Convert to fraction form
    358,483.44/537,725.16 = 109,167.60/x
  3. Step 3: Cross multiply
    358,483.44x = 537,725.16 × 109,167.60
  4. Step 4: Simplify right side
    358,483.44x = 58,702,165,176.82
  5. Step 5: Solve for x
    x = 58,702,165,176.82/358,483.44
  6. Step 6: Final answer
    x = 163,751.40

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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.