Home / 471,214.45-706,818.37-190,727.65

Finding the Fourth Proportional to 471,214.45, 706,818.37 and 190,727.65

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Solution

The fourth proportional to 471,214.45, 706,818.37 and 190,727.65 is: 286,090.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,214.45 : 706,818.37 = 190,727.65 : x
  2. Step 2: Convert to fraction form
    471,214.45/706,818.37 = 190,727.65/x
  3. Step 3: Cross multiply
    471,214.45x = 706,818.37 × 190,727.65
  4. Step 4: Simplify right side
    471,214.45x = 134,809,802,676.02
  5. Step 5: Solve for x
    x = 134,809,802,676.02/471,214.45
  6. Step 6: Final answer
    x = 286,090.13

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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.