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Finding the Fourth Proportional to 514,271.64, 771,905.04 and 248,219.52

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Solution

The fourth proportional to 514,271.64, 771,905.04 and 248,219.52 is: 372,569.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,271.64 : 771,905.04 = 248,219.52 : x
  2. Step 2: Convert to fraction form
    514,271.64/771,905.04 = 248,219.52/x
  3. Step 3: Cross multiply
    514,271.64x = 771,905.04 × 248,219.52
  4. Step 4: Simplify right side
    514,271.64x = 191,601,898,514.38
  5. Step 5: Solve for x
    x = 191,601,898,514.38/514,271.64
  6. Step 6: Final answer
    x = 372,569.44

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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.