Home / 1,117,471.68-1,676,207.52-276,039.36

Finding the Fourth Proportional to 1,117,471.68, 1,676,207.52 and 276,039.36

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Solution

The fourth proportional to 1,117,471.68, 1,676,207.52 and 276,039.36 is: 414,059.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,471.68 : 1,676,207.52 = 276,039.36 : x
  2. Step 2: Convert to fraction form
    1,117,471.68/1,676,207.52 = 276,039.36/x
  3. Step 3: Cross multiply
    1,117,471.68x = 1,676,207.52 × 276,039.36
  4. Step 4: Simplify right side
    1,117,471.68x = 462,699,251,047.99
  5. Step 5: Solve for x
    x = 462,699,251,047.99/1,117,471.68
  6. Step 6: Final answer
    x = 414,059.04

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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.