Home / 439,084.41-605,714.50-293,896.36

Finding the Fourth Proportional to 439,084.41, 605,714.50 and 293,896.36

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Solution

The fourth proportional to 439,084.41, 605,714.50 and 293,896.36 is: 405,428.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,084.41 : 605,714.50 = 293,896.36 : x
  2. Step 2: Convert to fraction form
    439,084.41/605,714.50 = 293,896.36/x
  3. Step 3: Cross multiply
    439,084.41x = 605,714.50 × 293,896.36
  4. Step 4: Simplify right side
    439,084.41x = 178,017,287,873.73
  5. Step 5: Solve for x
    x = 178,017,287,873.73/439,084.41
  6. Step 6: Final answer
    x = 405,428.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.