Home / 876,093.60-1,314,140.40-456,189.60

Finding the Fourth Proportional to 876,093.60, 1,314,140.40 and 456,189.60

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Solution

The fourth proportional to 876,093.60, 1,314,140.40 and 456,189.60 is: 684,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,093.60 : 1,314,140.40 = 456,189.60 : x
  2. Step 2: Convert to fraction form
    876,093.60/1,314,140.40 = 456,189.60/x
  3. Step 3: Cross multiply
    876,093.60x = 1,314,140.40 × 456,189.60
  4. Step 4: Simplify right side
    876,093.60x = 599,497,183,419.84
  5. Step 5: Solve for x
    x = 599,497,183,419.84/876,093.60
  6. Step 6: Final answer
    x = 684,284.40

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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.