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Finding the Fourth Proportional to 590,250.40, 885,375.60 and 147,018.40

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Solution

The fourth proportional to 590,250.40, 885,375.60 and 147,018.40 is: 220,527.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,250.40 : 885,375.60 = 147,018.40 : x
  2. Step 2: Convert to fraction form
    590,250.40/885,375.60 = 147,018.40/x
  3. Step 3: Cross multiply
    590,250.40x = 885,375.60 × 147,018.40
  4. Step 4: Simplify right side
    590,250.40x = 130,166,504,111.04
  5. Step 5: Solve for x
    x = 130,166,504,111.04/590,250.40
  6. Step 6: Final answer
    x = 220,527.60

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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.