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Finding the Fourth Proportional to 590,524.10, 885,786.15 and 410,120.90

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Solution

The fourth proportional to 590,524.10, 885,786.15 and 410,120.90 is: 615,181.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,524.10 : 885,786.15 = 410,120.90 : x
  2. Step 2: Convert to fraction form
    590,524.10/885,786.15 = 410,120.90/x
  3. Step 3: Cross multiply
    590,524.10x = 885,786.15 × 410,120.90
  4. Step 4: Simplify right side
    590,524.10x = 363,279,413,045.54
  5. Step 5: Solve for x
    x = 363,279,413,045.54/590,524.10
  6. Step 6: Final answer
    x = 615,181.35

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.