Home / 464,927.40-697,455.90-198,685.80

Finding the Fourth Proportional to 464,927.40, 697,455.90 and 198,685.80

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Solution

The fourth proportional to 464,927.40, 697,455.90 and 198,685.80 is: 298,056.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,927.40 : 697,455.90 = 198,685.80 : x
  2. Step 2: Convert to fraction form
    464,927.40/697,455.90 = 198,685.80/x
  3. Step 3: Cross multiply
    464,927.40x = 697,455.90 × 198,685.80
  4. Step 4: Simplify right side
    464,927.40x = 138,574,583,456.22
  5. Step 5: Solve for x
    x = 138,574,583,456.22/464,927.40
  6. Step 6: Final answer
    x = 298,056.39

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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.