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Finding the Fourth Proportional to 243,806.70, 365,710.05 and 202,334.70

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Solution

The fourth proportional to 243,806.70, 365,710.05 and 202,334.70 is: 303,502.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,806.70 : 365,710.05 = 202,334.70 : x
  2. Step 2: Convert to fraction form
    243,806.70/365,710.05 = 202,334.70/x
  3. Step 3: Cross multiply
    243,806.70x = 365,710.05 × 202,334.70
  4. Step 4: Simplify right side
    243,806.70x = 73,995,833,253.74
  5. Step 5: Solve for x
    x = 73,995,833,253.74/243,806.70
  6. Step 6: Final answer
    x = 303,502.05

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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.