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Finding the Fourth Proportional to 406,586.56, 561,097.56 and 236,831.62

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Solution

The fourth proportional to 406,586.56, 561,097.56 and 236,831.62 is: 326,832.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,586.56 : 561,097.56 = 236,831.62 : x
  2. Step 2: Convert to fraction form
    406,586.56/561,097.56 = 236,831.62/x
  3. Step 3: Cross multiply
    406,586.56x = 561,097.56 × 236,831.62
  4. Step 4: Simplify right side
    406,586.56x = 132,885,644,112.85
  5. Step 5: Solve for x
    x = 132,885,644,112.85/406,586.56
  6. Step 6: Final answer
    x = 326,832.36

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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.