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Finding the Fourth Proportional to 554,659.12, 832,018.92 and 175,551.54

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Solution

The fourth proportional to 554,659.12, 832,018.92 and 175,551.54 is: 263,336.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,659.12 : 832,018.92 = 175,551.54 : x
  2. Step 2: Convert to fraction form
    554,659.12/832,018.92 = 175,551.54/x
  3. Step 3: Cross multiply
    554,659.12x = 832,018.92 × 175,551.54
  4. Step 4: Simplify right side
    554,659.12x = 146,062,202,715.14
  5. Step 5: Solve for x
    x = 146,062,202,715.14/554,659.12
  6. Step 6: Final answer
    x = 263,336.88

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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.