Home / 609,990.08-841,786.29-338,098.86

Finding the Fourth Proportional to 609,990.08, 841,786.29 and 338,098.86

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Solution

The fourth proportional to 609,990.08, 841,786.29 and 338,098.86 is: 466,576.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,990.08 : 841,786.29 = 338,098.86 : x
  2. Step 2: Convert to fraction form
    609,990.08/841,786.29 = 338,098.86/x
  3. Step 3: Cross multiply
    609,990.08x = 841,786.29 × 338,098.86
  4. Step 4: Simplify right side
    609,990.08x = 284,606,985,012.63
  5. Step 5: Solve for x
    x = 284,606,985,012.63/609,990.08
  6. Step 6: Final answer
    x = 466,576.42

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Double scale
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Similar ratio
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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.