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Finding the Fourth Proportional to 613,275.46, 846,328.16 and 337,665.37

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Solution

The fourth proportional to 613,275.46, 846,328.16 and 337,665.37 is: 465,982.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,275.46 : 846,328.16 = 337,665.37 : x
  2. Step 2: Convert to fraction form
    613,275.46/846,328.16 = 337,665.37/x
  3. Step 3: Cross multiply
    613,275.46x = 846,328.16 × 337,665.37
  4. Step 4: Simplify right side
    613,275.46x = 285,775,711,368.65
  5. Step 5: Solve for x
    x = 285,775,711,368.65/613,275.46
  6. Step 6: Final answer
    x = 465,982.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.