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Finding the Fourth Proportional to 609,873.85, 841,613.34 and 337,939.36

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Solution

The fourth proportional to 609,873.85, 841,613.34 and 337,939.36 is: 466,349.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,873.85 : 841,613.34 = 337,939.36 : x
  2. Step 2: Convert to fraction form
    609,873.85/841,613.34 = 337,939.36/x
  3. Step 3: Cross multiply
    609,873.85x = 841,613.34 × 337,939.36
  4. Step 4: Simplify right side
    609,873.85x = 284,414,273,487.06
  5. Step 5: Solve for x
    x = 284,414,273,487.06/609,873.85
  6. Step 6: Final answer
    x = 466,349.35

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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.