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Finding the Fourth Proportional to 556,368.72, 834,544.02 and 177,284.33

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Solution

The fourth proportional to 556,368.72, 834,544.02 and 177,284.33 is: 265,923.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,368.72 : 834,544.02 = 177,284.33 : x
  2. Step 2: Convert to fraction form
    556,368.72/834,544.02 = 177,284.33/x
  3. Step 3: Cross multiply
    556,368.72x = 834,544.02 × 177,284.33
  4. Step 4: Simplify right side
    556,368.72x = 147,951,577,441.21
  5. Step 5: Solve for x
    x = 147,951,577,441.21/556,368.72
  6. Step 6: Final answer
    x = 265,923.61

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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.