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Finding the Fourth Proportional to 243,232.08, 364,600.08 and 137,828.40

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Solution

The fourth proportional to 243,232.08, 364,600.08 and 137,828.40 is: 206,602.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,232.08 : 364,600.08 = 137,828.40 : x
  2. Step 2: Convert to fraction form
    243,232.08/364,600.08 = 137,828.40/x
  3. Step 3: Cross multiply
    243,232.08x = 364,600.08 × 137,828.40
  4. Step 4: Simplify right side
    243,232.08x = 50,252,245,666.27
  5. Step 5: Solve for x
    x = 50,252,245,666.27/243,232.08
  6. Step 6: Final answer
    x = 206,602.05

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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.