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Finding the Fourth Proportional to 298,232.58, 411,550.56 and 162,262.74

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Solution

The fourth proportional to 298,232.58, 411,550.56 and 162,262.74 is: 223,916.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,232.58 : 411,550.56 = 162,262.74 : x
  2. Step 2: Convert to fraction form
    298,232.58/411,550.56 = 162,262.74/x
  3. Step 3: Cross multiply
    298,232.58x = 411,550.56 × 162,262.74
  4. Step 4: Simplify right side
    298,232.58x = 66,779,321,514.13
  5. Step 5: Solve for x
    x = 66,779,321,514.13/298,232.58
  6. Step 6: Final answer
    x = 223,916.92

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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.