Home / 651,105.20-976,657.80-224,640.20

Finding the Fourth Proportional to 651,105.20, 976,657.80 and 224,640.20

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Solution

The fourth proportional to 651,105.20, 976,657.80 and 224,640.20 is: 336,960.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,105.20 : 976,657.80 = 224,640.20 : x
  2. Step 2: Convert to fraction form
    651,105.20/976,657.80 = 224,640.20/x
  3. Step 3: Cross multiply
    651,105.20x = 976,657.80 × 224,640.20
  4. Step 4: Simplify right side
    651,105.20x = 219,396,603,523.56
  5. Step 5: Solve for x
    x = 219,396,603,523.56/651,105.20
  6. Step 6: Final answer
    x = 336,960.30

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Half scale
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Double scale
Find fourth proportional to 651,106.20, 976,659.30 and 224,641.20
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.