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Finding the Fourth Proportional to 303,325.85, 418,588.42 and 167,368.25

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Solution

The fourth proportional to 303,325.85, 418,588.42 and 167,368.25 is: 230,967.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,325.85 : 418,588.42 = 167,368.25 : x
  2. Step 2: Convert to fraction form
    303,325.85/418,588.42 = 167,368.25/x
  3. Step 3: Cross multiply
    303,325.85x = 418,588.42 × 167,368.25
  4. Step 4: Simplify right side
    303,325.85x = 70,058,408,814.30
  5. Step 5: Solve for x
    x = 70,058,408,814.30/303,325.85
  6. Step 6: Final answer
    x = 230,967.49

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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.