Home / 1,446,138.50-2,168,770.89-434,991.96

Finding the Fourth Proportional to 1,446,138.50, 2,168,770.89 and 434,991.96

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Solution

The fourth proportional to 1,446,138.50, 2,168,770.89 and 434,991.96 is: 652,356.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,138.50 : 2,168,770.89 = 434,991.96 : x
  2. Step 2: Convert to fraction form
    1,446,138.50/2,168,770.89 = 434,991.96/x
  3. Step 3: Cross multiply
    1,446,138.50x = 2,168,770.89 × 434,991.96
  4. Step 4: Simplify right side
    1,446,138.50x = 943,397,898,057.09
  5. Step 5: Solve for x
    x = 943,397,898,057.09/1,446,138.50
  6. Step 6: Final answer
    x = 652,356.53

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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.