Home / 530,941.71-795,991.57-278,173.72

Finding the Fourth Proportional to 530,941.71, 795,991.57 and 278,173.72

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Solution

The fourth proportional to 530,941.71, 795,991.57 and 278,173.72 is: 417,040.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,941.71 : 795,991.57 = 278,173.72 : x
  2. Step 2: Convert to fraction form
    530,941.71/795,991.57 = 278,173.72/x
  3. Step 3: Cross multiply
    530,941.71x = 795,991.57 × 278,173.72
  4. Step 4: Simplify right side
    530,941.71x = 221,423,936,115.54
  5. Step 5: Solve for x
    x = 221,423,936,115.54/530,941.71
  6. Step 6: Final answer
    x = 417,040.01

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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.