Home / 1,772,985.12-2,659,477.56-443,289.12

Finding the Fourth Proportional to 1,772,985.12, 2,659,477.56 and 443,289.12

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Solution

The fourth proportional to 1,772,985.12, 2,659,477.56 and 443,289.12 is: 664,933.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,985.12 : 2,659,477.56 = 443,289.12 : x
  2. Step 2: Convert to fraction form
    1,772,985.12/2,659,477.56 = 443,289.12/x
  3. Step 3: Cross multiply
    1,772,985.12x = 2,659,477.56 × 443,289.12
  4. Step 4: Simplify right side
    1,772,985.12x = 1,178,917,467,232.15
  5. Step 5: Solve for x
    x = 1,178,917,467,232.15/1,772,985.12
  6. Step 6: Final answer
    x = 664,933.65

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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.