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Finding the Fourth Proportional to 620,153.37, 930,063.51 and 170,767.26

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Solution

The fourth proportional to 620,153.37, 930,063.51 and 170,767.26 is: 256,105.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,153.37 : 930,063.51 = 170,767.26 : x
  2. Step 2: Convert to fraction form
    620,153.37/930,063.51 = 170,767.26/x
  3. Step 3: Cross multiply
    620,153.37x = 930,063.51 × 170,767.26
  4. Step 4: Simplify right side
    620,153.37x = 158,824,397,228.68
  5. Step 5: Solve for x
    x = 158,824,397,228.68/620,153.37
  6. Step 6: Final answer
    x = 256,105.03

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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.