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Finding the Fourth Proportional to 352,866.51, 530,349.48 and 166,009.23

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Solution

The fourth proportional to 352,866.51, 530,349.48 and 166,009.23 is: 249,507.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,866.51 : 530,349.48 = 166,009.23 : x
  2. Step 2: Convert to fraction form
    352,866.51/530,349.48 = 166,009.23/x
  3. Step 3: Cross multiply
    352,866.51x = 530,349.48 × 166,009.23
  4. Step 4: Simplify right side
    352,866.51x = 88,042,908,805.70
  5. Step 5: Solve for x
    x = 88,042,908,805.70/352,866.51
  6. Step 6: Final answer
    x = 249,507.69

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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.