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Finding the Fourth Proportional to 360,246.56, 540,369.16 and 338,324.65

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Solution

The fourth proportional to 360,246.56, 540,369.16 and 338,324.65 is: 507,486.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,246.56 : 540,369.16 = 338,324.65 : x
  2. Step 2: Convert to fraction form
    360,246.56/540,369.16 = 338,324.65/x
  3. Step 3: Cross multiply
    360,246.56x = 540,369.16 × 338,324.65
  4. Step 4: Simplify right side
    360,246.56x = 182,820,204,731.06
  5. Step 5: Solve for x
    x = 182,820,204,731.06/360,246.56
  6. Step 6: Final answer
    x = 507,486.34

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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.