Home / 853,446.56-1,280,799.72-404,166.56

Finding the Fourth Proportional to 853,446.56, 1,280,799.72 and 404,166.56

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Solution

The fourth proportional to 853,446.56, 1,280,799.72 and 404,166.56 is: 606,548.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,446.56 : 1,280,799.72 = 404,166.56 : x
  2. Step 2: Convert to fraction form
    853,446.56/1,280,799.72 = 404,166.56/x
  3. Step 3: Cross multiply
    853,446.56x = 1,280,799.72 × 404,166.56
  4. Step 4: Simplify right side
    853,446.56x = 517,656,416,881.36
  5. Step 5: Solve for x
    x = 517,656,416,881.36/853,446.56
  6. Step 6: Final answer
    x = 606,548.13

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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.