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Finding the Fourth Proportional to 243,708.30, 365,044.05 and 202,236.30

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Solution

The fourth proportional to 243,708.30, 365,044.05 and 202,236.30 is: 302,924.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,708.30 : 365,044.05 = 202,236.30 : x
  2. Step 2: Convert to fraction form
    243,708.30/365,044.05 = 202,236.30/x
  3. Step 3: Cross multiply
    243,708.30x = 365,044.05 × 202,236.30
  4. Step 4: Simplify right side
    243,708.30x = 73,825,158,009.02
  5. Step 5: Solve for x
    x = 73,825,158,009.02/243,708.30
  6. Step 6: Final answer
    x = 302,924.27

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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.