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Finding the Fourth Proportional to 248,898.60, 343,500.48 and 141,502.32

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Solution

The fourth proportional to 248,898.60, 343,500.48 and 141,502.32 is: 195,284.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,898.60 : 343,500.48 = 141,502.32 : x
  2. Step 2: Convert to fraction form
    248,898.60/343,500.48 = 141,502.32/x
  3. Step 3: Cross multiply
    248,898.60x = 343,500.48 × 141,502.32
  4. Step 4: Simplify right side
    248,898.60x = 48,606,114,841.11
  5. Step 5: Solve for x
    x = 48,606,114,841.11/248,898.60
  6. Step 6: Final answer
    x = 195,284.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.