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Finding the Fourth Proportional to 550,743.36, 825,956.16 and 151,397.16

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Solution

The fourth proportional to 550,743.36, 825,956.16 and 151,397.16 is: 227,052.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,743.36 : 825,956.16 = 151,397.16 : x
  2. Step 2: Convert to fraction form
    550,743.36/825,956.16 = 151,397.16/x
  3. Step 3: Cross multiply
    550,743.36x = 825,956.16 × 151,397.16
  4. Step 4: Simplify right side
    550,743.36x = 125,047,416,908.51
  5. Step 5: Solve for x
    x = 125,047,416,908.51/550,743.36
  6. Step 6: Final answer
    x = 227,052.06

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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.