Home / 575,274.14-862,723.40-190,919.75

Finding the Fourth Proportional to 575,274.14, 862,723.40 and 190,919.75

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Solution

The fourth proportional to 575,274.14, 862,723.40 and 190,919.75 is: 286,317.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,274.14 : 862,723.40 = 190,919.75 : x
  2. Step 2: Convert to fraction form
    575,274.14/862,723.40 = 190,919.75/x
  3. Step 3: Cross multiply
    575,274.14x = 862,723.40 × 190,919.75
  4. Step 4: Simplify right side
    575,274.14x = 164,710,930,578.93
  5. Step 5: Solve for x
    x = 164,710,930,578.93/575,274.14
  6. Step 6: Final answer
    x = 286,317.29

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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.