Home / 345,534.72-476,819.52-194,622.24

Finding the Fourth Proportional to 345,534.72, 476,819.52 and 194,622.24

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Solution

The fourth proportional to 345,534.72, 476,819.52 and 194,622.24 is: 268,568.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,534.72 : 476,819.52 = 194,622.24 : x
  2. Step 2: Convert to fraction form
    345,534.72/476,819.52 = 194,622.24/x
  3. Step 3: Cross multiply
    345,534.72x = 476,819.52 × 194,622.24
  4. Step 4: Simplify right side
    345,534.72x = 92,799,683,058.12
  5. Step 5: Solve for x
    x = 92,799,683,058.12/345,534.72
  6. Step 6: Final answer
    x = 268,568.33

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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.