Home / 822,495.60-1,233,743.40-635,641.20

Finding the Fourth Proportional to 822,495.60, 1,233,743.40 and 635,641.20

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Solution

The fourth proportional to 822,495.60, 1,233,743.40 and 635,641.20 is: 953,461.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,495.60 : 1,233,743.40 = 635,641.20 : x
  2. Step 2: Convert to fraction form
    822,495.60/1,233,743.40 = 635,641.20/x
  3. Step 3: Cross multiply
    822,495.60x = 1,233,743.40 × 635,641.20
  4. Step 4: Simplify right side
    822,495.60x = 784,218,135,268.08
  5. Step 5: Solve for x
    x = 784,218,135,268.08/822,495.60
  6. Step 6: Final answer
    x = 953,461.80

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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.