Home / 514,751.04-771,912.72-199,026

Finding the Fourth Proportional to 514,751.04, 771,912.72 and 199,026

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Solution

The fourth proportional to 514,751.04, 771,912.72 and 199,026 is: 298,456.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,751.04 : 771,912.72 = 199,026 : x
  2. Step 2: Convert to fraction form
    514,751.04/771,912.72 = 199,026/x
  3. Step 3: Cross multiply
    514,751.04x = 771,912.72 × 199,026
  4. Step 4: Simplify right side
    514,751.04x = 153,630,701,010.72
  5. Step 5: Solve for x
    x = 153,630,701,010.72/514,751.04
  6. Step 6: Final answer
    x = 298,456.32

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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.