Home / 464,739.90-697,095.45-132,315.90

Finding the Fourth Proportional to 464,739.90, 697,095.45 and 132,315.90

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Solution

The fourth proportional to 464,739.90, 697,095.45 and 132,315.90 is: 198,469.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,739.90 : 697,095.45 = 132,315.90 : x
  2. Step 2: Convert to fraction form
    464,739.90/697,095.45 = 132,315.90/x
  3. Step 3: Cross multiply
    464,739.90x = 697,095.45 × 132,315.90
  4. Step 4: Simplify right side
    464,739.90x = 92,236,811,852.66
  5. Step 5: Solve for x
    x = 92,236,811,852.66/464,739.90
  6. Step 6: Final answer
    x = 198,469.75

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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.