Home / 890,697.70-1,336,046.55-802,051.30

Finding the Fourth Proportional to 890,697.70, 1,336,046.55 and 802,051.30

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Solution

The fourth proportional to 890,697.70, 1,336,046.55 and 802,051.30 is: 1,203,076.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,697.70 : 1,336,046.55 = 802,051.30 : x
  2. Step 2: Convert to fraction form
    890,697.70/1,336,046.55 = 802,051.30/x
  3. Step 3: Cross multiply
    890,697.70x = 1,336,046.55 × 802,051.30
  4. Step 4: Simplify right side
    890,697.70x = 1,071,577,872,288.02
  5. Step 5: Solve for x
    x = 1,071,577,872,288.02/890,697.70
  6. Step 6: Final answer
    x = 1,203,076.95

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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.