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Finding the Fourth Proportional to 243,800.70, 365,701.05 and 202,328.70

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Solution

The fourth proportional to 243,800.70, 365,701.05 and 202,328.70 is: 303,493.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,800.70 : 365,701.05 = 202,328.70 : x
  2. Step 2: Convert to fraction form
    243,800.70/365,701.05 = 202,328.70/x
  3. Step 3: Cross multiply
    243,800.70x = 365,701.05 × 202,328.70
  4. Step 4: Simplify right side
    243,800.70x = 73,991,818,035.14
  5. Step 5: Solve for x
    x = 73,991,818,035.14/243,800.70
  6. Step 6: Final answer
    x = 303,493.05

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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.