Home / 563,458.56-845,181.44-136,996.80

Finding the Fourth Proportional to 563,458.56, 845,181.44 and 136,996.80

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Solution

The fourth proportional to 563,458.56, 845,181.44 and 136,996.80 is: 205,493.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,458.56 : 845,181.44 = 136,996.80 : x
  2. Step 2: Convert to fraction form
    563,458.56/845,181.44 = 136,996.80/x
  3. Step 3: Cross multiply
    563,458.56x = 845,181.44 × 136,996.80
  4. Step 4: Simplify right side
    563,458.56x = 115,787,152,699.39
  5. Step 5: Solve for x
    x = 115,787,152,699.39/563,458.56
  6. Step 6: Final answer
    x = 205,493.64

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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.