Home / 1,772,980.50-2,659,470.75-443,284.50

Finding the Fourth Proportional to 1,772,980.50, 2,659,470.75 and 443,284.50

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Solution

The fourth proportional to 1,772,980.50, 2,659,470.75 and 443,284.50 is: 664,926.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,980.50 : 2,659,470.75 = 443,284.50 : x
  2. Step 2: Convert to fraction form
    1,772,980.50/2,659,470.75 = 443,284.50/x
  3. Step 3: Cross multiply
    1,772,980.50x = 2,659,470.75 × 443,284.50
  4. Step 4: Simplify right side
    1,772,980.50x = 1,178,902,161,678.38
  5. Step 5: Solve for x
    x = 1,178,902,161,678.38/1,772,980.50
  6. Step 6: Final answer
    x = 664,926.75

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Double scale
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Similar ratio
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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.