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Finding the Fourth Proportional to 243,790.72, 365,514.36 and 93,905.44

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Solution

The fourth proportional to 243,790.72, 365,514.36 and 93,905.44 is: 140,792.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,790.72 : 365,514.36 = 93,905.44 : x
  2. Step 2: Convert to fraction form
    243,790.72/365,514.36 = 93,905.44/x
  3. Step 3: Cross multiply
    243,790.72x = 365,514.36 × 93,905.44
  4. Step 4: Simplify right side
    243,790.72x = 34,323,786,802.12
  5. Step 5: Solve for x
    x = 34,323,786,802.12/243,790.72
  6. Step 6: Final answer
    x = 140,792.02

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1.5x scale

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.