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Finding the Fourth Proportional to 196,303.80, 294,018.30 and 170,059.80

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Solution

The fourth proportional to 196,303.80, 294,018.30 and 170,059.80 is: 254,710.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,303.80 : 294,018.30 = 170,059.80 : x
  2. Step 2: Convert to fraction form
    196,303.80/294,018.30 = 170,059.80/x
  3. Step 3: Cross multiply
    196,303.80x = 294,018.30 × 170,059.80
  4. Step 4: Simplify right side
    196,303.80x = 50,000,693,294.34
  5. Step 5: Solve for x
    x = 50,000,693,294.34/196,303.80
  6. Step 6: Final answer
    x = 254,710.78

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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.