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Finding the Fourth Proportional to 248,886.90, 373,330.35 and 61,898.40

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Solution

The fourth proportional to 248,886.90, 373,330.35 and 61,898.40 is: 92,847.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,886.90 : 373,330.35 = 61,898.40 : x
  2. Step 2: Convert to fraction form
    248,886.90/373,330.35 = 61,898.40/x
  3. Step 3: Cross multiply
    248,886.90x = 373,330.35 × 61,898.40
  4. Step 4: Simplify right side
    248,886.90x = 23,108,551,336.44
  5. Step 5: Solve for x
    x = 23,108,551,336.44/248,886.90
  6. Step 6: Final answer
    x = 92,847.60

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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.