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Finding the Fourth Proportional to 446,972.85, 670,444.23 and 194,253.37

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Solution

The fourth proportional to 446,972.85, 670,444.23 and 194,253.37 is: 291,373.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,972.85 : 670,444.23 = 194,253.37 : x
  2. Step 2: Convert to fraction form
    446,972.85/670,444.23 = 194,253.37/x
  3. Step 3: Cross multiply
    446,972.85x = 670,444.23 × 194,253.37
  4. Step 4: Simplify right side
    446,972.85x = 130,236,047,722.33
  5. Step 5: Solve for x
    x = 130,236,047,722.33/446,972.85
  6. Step 6: Final answer
    x = 291,373.51

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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.