Home / 854,067.20-1,178,592-472,084.16

Finding the Fourth Proportional to 854,067.20, 1,178,592 and 472,084.16

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Solution

The fourth proportional to 854,067.20, 1,178,592 and 472,084.16 is: 651,464.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,067.20 : 1,178,592 = 472,084.16 : x
  2. Step 2: Convert to fraction form
    854,067.20/1,178,592 = 472,084.16/x
  3. Step 3: Cross multiply
    854,067.20x = 1,178,592 × 472,084.16
  4. Step 4: Simplify right side
    854,067.20x = 556,394,614,302.72
  5. Step 5: Solve for x
    x = 556,394,614,302.72/854,067.20
  6. Step 6: Final answer
    x = 651,464.68

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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.