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Finding the Fourth Proportional to 365,853.15, 548,615.70 and 166,070.70

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Solution

The fourth proportional to 365,853.15, 548,615.70 and 166,070.70 is: 249,031.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,853.15 : 548,615.70 = 166,070.70 : x
  2. Step 2: Convert to fraction form
    365,853.15/548,615.70 = 166,070.70/x
  3. Step 3: Cross multiply
    365,853.15x = 548,615.70 × 166,070.70
  4. Step 4: Simplify right side
    365,853.15x = 91,108,993,329.99
  5. Step 5: Solve for x
    x = 91,108,993,329.99/365,853.15
  6. Step 6: Final answer
    x = 249,031.59

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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.