Home / 876,098.40-1,314,147.60-456,194.40

Finding the Fourth Proportional to 876,098.40, 1,314,147.60 and 456,194.40

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Solution

The fourth proportional to 876,098.40, 1,314,147.60 and 456,194.40 is: 684,291.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,098.40 : 1,314,147.60 = 456,194.40 : x
  2. Step 2: Convert to fraction form
    876,098.40/1,314,147.60 = 456,194.40/x
  3. Step 3: Cross multiply
    876,098.40x = 1,314,147.60 × 456,194.40
  4. Step 4: Simplify right side
    876,098.40x = 599,506,775,893.44
  5. Step 5: Solve for x
    x = 599,506,775,893.44/876,098.40
  6. Step 6: Final answer
    x = 684,291.60

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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.