Home / 1,240,105.44-1,711,212.96-696,301

Finding the Fourth Proportional to 1,240,105.44, 1,711,212.96 and 696,301

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Solution

The fourth proportional to 1,240,105.44, 1,711,212.96 and 696,301 is: 960,820.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,105.44 : 1,711,212.96 = 696,301 : x
  2. Step 2: Convert to fraction form
    1,240,105.44/1,711,212.96 = 696,301/x
  3. Step 3: Cross multiply
    1,240,105.44x = 1,711,212.96 × 696,301
  4. Step 4: Simplify right side
    1,240,105.44x = 1,191,519,295,260.96
  5. Step 5: Solve for x
    x = 1,191,519,295,260.96/1,240,105.44
  6. Step 6: Final answer
    x = 960,820.96

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Double scale
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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.