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Finding the Fourth Proportional to 295,640.01, 443,462.45 and 127,148.67

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Solution

The fourth proportional to 295,640.01, 443,462.45 and 127,148.67 is: 190,724.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,640.01 : 443,462.45 = 127,148.67 : x
  2. Step 2: Convert to fraction form
    295,640.01/443,462.45 = 127,148.67/x
  3. Step 3: Cross multiply
    295,640.01x = 443,462.45 × 127,148.67
  4. Step 4: Simplify right side
    295,640.01x = 56,385,660,076.70
  5. Step 5: Solve for x
    x = 56,385,660,076.70/295,640.01
  6. Step 6: Final answer
    x = 190,724.05

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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.