Home / 457,464.12-629,995.50-411,752.76

Finding the Fourth Proportional to 457,464.12, 629,995.50 and 411,752.76

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Solution

The fourth proportional to 457,464.12, 629,995.50 and 411,752.76 is: 567,044.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,464.12 : 629,995.50 = 411,752.76 : x
  2. Step 2: Convert to fraction form
    457,464.12/629,995.50 = 411,752.76/x
  3. Step 3: Cross multiply
    457,464.12x = 629,995.50 × 411,752.76
  4. Step 4: Simplify right side
    457,464.12x = 259,402,385,912.58
  5. Step 5: Solve for x
    x = 259,402,385,912.58/457,464.12
  6. Step 6: Final answer
    x = 567,044.22

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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.