Home / 451,916.52-623,700.10-260,929.59

Finding the Fourth Proportional to 451,916.52, 623,700.10 and 260,929.59

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Solution

The fourth proportional to 451,916.52, 623,700.10 and 260,929.59 is: 360,114.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,916.52 : 623,700.10 = 260,929.59 : x
  2. Step 2: Convert to fraction form
    451,916.52/623,700.10 = 260,929.59/x
  3. Step 3: Cross multiply
    451,916.52x = 623,700.10 × 260,929.59
  4. Step 4: Simplify right side
    451,916.52x = 162,741,811,375.96
  5. Step 5: Solve for x
    x = 162,741,811,375.96/451,916.52
  6. Step 6: Final answer
    x = 360,114.76

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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.