Home / 514,486.37-771,730.01-214,803.58

Finding the Fourth Proportional to 514,486.37, 771,730.01 and 214,803.58

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Solution

The fourth proportional to 514,486.37, 771,730.01 and 214,803.58 is: 322,205.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,486.37 : 771,730.01 = 214,803.58 : x
  2. Step 2: Convert to fraction form
    514,486.37/771,730.01 = 214,803.58/x
  3. Step 3: Cross multiply
    514,486.37x = 771,730.01 × 214,803.58
  4. Step 4: Simplify right side
    514,486.37x = 165,770,368,941.44
  5. Step 5: Solve for x
    x = 165,770,368,941.44/514,486.37
  6. Step 6: Final answer
    x = 322,205.56

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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.