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Finding the Fourth Proportional to 248,365.98, 342,693.18 and 162,450.90

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Solution

The fourth proportional to 248,365.98, 342,693.18 and 162,450.90 is: 224,148.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,365.98 : 342,693.18 = 162,450.90 : x
  2. Step 2: Convert to fraction form
    248,365.98/342,693.18 = 162,450.90/x
  3. Step 3: Cross multiply
    248,365.98x = 342,693.18 × 162,450.90
  4. Step 4: Simplify right side
    248,365.98x = 55,670,815,514.86
  5. Step 5: Solve for x
    x = 55,670,815,514.86/248,365.98
  6. Step 6: Final answer
    x = 224,148.31

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1.5x scale

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.