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Finding the Fourth Proportional to 590,914.60, 886,530.30 and 236,177.80

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Solution

The fourth proportional to 590,914.60, 886,530.30 and 236,177.80 is: 354,330.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,914.60 : 886,530.30 = 236,177.80 : x
  2. Step 2: Convert to fraction form
    590,914.60/886,530.30 = 236,177.80/x
  3. Step 3: Cross multiply
    590,914.60x = 886,530.30 × 236,177.80
  4. Step 4: Simplify right side
    590,914.60x = 209,378,775,887.34
  5. Step 5: Solve for x
    x = 209,378,775,887.34/590,914.60
  6. Step 6: Final answer
    x = 354,330.01

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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.