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Finding the Fourth Proportional to 462,514.40, 693,455.90 and 246,405.46

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Solution

The fourth proportional to 462,514.40, 693,455.90 and 246,405.46 is: 369,440.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,514.40 : 693,455.90 = 246,405.46 : x
  2. Step 2: Convert to fraction form
    462,514.40/693,455.90 = 246,405.46/x
  3. Step 3: Cross multiply
    462,514.40x = 693,455.90 × 246,405.46
  4. Step 4: Simplify right side
    462,514.40x = 170,871,320,029.21
  5. Step 5: Solve for x
    x = 170,871,320,029.21/462,514.40
  6. Step 6: Final answer
    x = 369,440.00

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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.