Home / 196,256.40-294,384.60-140,269.20

Finding the Fourth Proportional to 196,256.40, 294,384.60 and 140,269.20

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Solution

The fourth proportional to 196,256.40, 294,384.60 and 140,269.20 is: 210,403.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,256.40 : 294,384.60 = 140,269.20 : x
  2. Step 2: Convert to fraction form
    196,256.40/294,384.60 = 140,269.20/x
  3. Step 3: Cross multiply
    196,256.40x = 294,384.60 × 140,269.20
  4. Step 4: Simplify right side
    196,256.40x = 41,293,092,334.32
  5. Step 5: Solve for x
    x = 41,293,092,334.32/196,256.40
  6. Step 6: Final answer
    x = 210,403.80

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1.5x scale

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.