Home / 931,357.14-1,395,867.04-398,251.29

Finding the Fourth Proportional to 931,357.14, 1,395,867.04 and 398,251.29

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Solution

The fourth proportional to 931,357.14, 1,395,867.04 and 398,251.29 is: 596,877.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,357.14 : 1,395,867.04 = 398,251.29 : x
  2. Step 2: Convert to fraction form
    931,357.14/1,395,867.04 = 398,251.29/x
  3. Step 3: Cross multiply
    931,357.14x = 1,395,867.04 × 398,251.29
  4. Step 4: Simplify right side
    931,357.14x = 555,905,848,352.85
  5. Step 5: Solve for x
    x = 555,905,848,352.85/931,357.14
  6. Step 6: Final answer
    x = 596,877.20

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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.