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Finding the Fourth Proportional to 271,303.92, 406,824.56 and 93,748.64

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Solution

The fourth proportional to 271,303.92, 406,824.56 and 93,748.64 is: 140,577.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,303.92 : 406,824.56 = 93,748.64 : x
  2. Step 2: Convert to fraction form
    271,303.92/406,824.56 = 93,748.64/x
  3. Step 3: Cross multiply
    271,303.92x = 406,824.56 × 93,748.64
  4. Step 4: Simplify right side
    271,303.92x = 38,139,249,218.60
  5. Step 5: Solve for x
    x = 38,139,249,218.60/271,303.92
  6. Step 6: Final answer
    x = 140,577.58

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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.