Home / 529,426.10-794,139.15-305,477.30

Finding the Fourth Proportional to 529,426.10, 794,139.15 and 305,477.30

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Solution

The fourth proportional to 529,426.10, 794,139.15 and 305,477.30 is: 458,215.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,426.10 : 794,139.15 = 305,477.30 : x
  2. Step 2: Convert to fraction form
    529,426.10/794,139.15 = 305,477.30/x
  3. Step 3: Cross multiply
    529,426.10x = 794,139.15 × 305,477.30
  4. Step 4: Simplify right side
    529,426.10x = 242,591,483,366.30
  5. Step 5: Solve for x
    x = 242,591,483,366.30/529,426.10
  6. Step 6: Final answer
    x = 458,215.95

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Similar ratio
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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.