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Finding the Fourth Proportional to 301,181.23, 415,630.25 and 167,045.23

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Solution

The fourth proportional to 301,181.23, 415,630.25 and 167,045.23 is: 230,522.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,181.23 : 415,630.25 = 167,045.23 : x
  2. Step 2: Convert to fraction form
    301,181.23/415,630.25 = 167,045.23/x
  3. Step 3: Cross multiply
    301,181.23x = 415,630.25 × 167,045.23
  4. Step 4: Simplify right side
    301,181.23x = 69,429,050,706.21
  5. Step 5: Solve for x
    x = 69,429,050,706.21/301,181.23
  6. Step 6: Final answer
    x = 230,522.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.