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Finding the Fourth Proportional to 231,063.40, 346,595.10 and 184,407.40

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Solution

The fourth proportional to 231,063.40, 346,595.10 and 184,407.40 is: 276,611.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,063.40 : 346,595.10 = 184,407.40 : x
  2. Step 2: Convert to fraction form
    231,063.40/346,595.10 = 184,407.40/x
  3. Step 3: Cross multiply
    231,063.40x = 346,595.10 × 184,407.40
  4. Step 4: Simplify right side
    231,063.40x = 63,914,701,243.74
  5. Step 5: Solve for x
    x = 63,914,701,243.74/231,063.40
  6. Step 6: Final answer
    x = 276,611.10

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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.