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Finding the Fourth Proportional to 236,540.10, 354,810.15 and 201,110.70

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Solution

The fourth proportional to 236,540.10, 354,810.15 and 201,110.70 is: 301,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,540.10 : 354,810.15 = 201,110.70 : x
  2. Step 2: Convert to fraction form
    236,540.10/354,810.15 = 201,110.70/x
  3. Step 3: Cross multiply
    236,540.10x = 354,810.15 × 201,110.70
  4. Step 4: Simplify right side
    236,540.10x = 71,356,117,633.61
  5. Step 5: Solve for x
    x = 71,356,117,633.61/236,540.10
  6. Step 6: Final answer
    x = 301,666.05

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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.