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Finding the Fourth Proportional to 352,888.36, 529,035 and 153,058.30

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Solution

The fourth proportional to 352,888.36, 529,035 and 153,058.30 is: 229,458.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,888.36 : 529,035 = 153,058.30 : x
  2. Step 2: Convert to fraction form
    352,888.36/529,035 = 153,058.30/x
  3. Step 3: Cross multiply
    352,888.36x = 529,035 × 153,058.30
  4. Step 4: Simplify right side
    352,888.36x = 80,973,197,740.50
  5. Step 5: Solve for x
    x = 80,973,197,740.50/352,888.36
  6. Step 6: Final answer
    x = 229,458.40

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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.