Home / 779,180.64-1,169,489.40-395,199

Finding the Fourth Proportional to 779,180.64, 1,169,489.40 and 395,199

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Solution

The fourth proportional to 779,180.64, 1,169,489.40 and 395,199 is: 593,162.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,180.64 : 1,169,489.40 = 395,199 : x
  2. Step 2: Convert to fraction form
    779,180.64/1,169,489.40 = 395,199/x
  3. Step 3: Cross multiply
    779,180.64x = 1,169,489.40 × 395,199
  4. Step 4: Simplify right side
    779,180.64x = 462,181,041,390.60
  5. Step 5: Solve for x
    x = 462,181,041,390.60/779,180.64
  6. Step 6: Final answer
    x = 593,162.89

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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.