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Finding the Fourth Proportional to 606,757.50, 910,133.01 and 157,478.04

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Solution

The fourth proportional to 606,757.50, 910,133.01 and 157,478.04 is: 236,216.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,757.50 : 910,133.01 = 157,478.04 : x
  2. Step 2: Convert to fraction form
    606,757.50/910,133.01 = 157,478.04/x
  3. Step 3: Cross multiply
    606,757.50x = 910,133.01 × 157,478.04
  4. Step 4: Simplify right side
    606,757.50x = 143,325,962,554.10
  5. Step 5: Solve for x
    x = 143,325,962,554.10/606,757.50
  6. Step 6: Final answer
    x = 236,216.22

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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.