Home / 1,118,659.66-1,678,055.80-350,301.07

Finding the Fourth Proportional to 1,118,659.66, 1,678,055.80 and 350,301.07

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Solution

The fourth proportional to 1,118,659.66, 1,678,055.80 and 350,301.07 is: 525,472.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,659.66 : 1,678,055.80 = 350,301.07 : x
  2. Step 2: Convert to fraction form
    1,118,659.66/1,678,055.80 = 350,301.07/x
  3. Step 3: Cross multiply
    1,118,659.66x = 1,678,055.80 × 350,301.07
  4. Step 4: Simplify right side
    1,118,659.66x = 587,824,741,383.95
  5. Step 5: Solve for x
    x = 587,824,741,383.95/1,118,659.66
  6. Step 6: Final answer
    x = 525,472.37

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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.