Home / 955,234.80-1,432,852.20-636,370.20

Finding the Fourth Proportional to 955,234.80, 1,432,852.20 and 636,370.20

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Solution

The fourth proportional to 955,234.80, 1,432,852.20 and 636,370.20 is: 954,555.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,234.80 : 1,432,852.20 = 636,370.20 : x
  2. Step 2: Convert to fraction form
    955,234.80/1,432,852.20 = 636,370.20/x
  3. Step 3: Cross multiply
    955,234.80x = 1,432,852.20 × 636,370.20
  4. Step 4: Simplify right side
    955,234.80x = 911,824,441,084.44
  5. Step 5: Solve for x
    x = 911,824,441,084.44/955,234.80
  6. Step 6: Final answer
    x = 954,555.30

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Half scale
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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.