Home / 544,972.20-816,875.10-245,401.80

Finding the Fourth Proportional to 544,972.20, 816,875.10 and 245,401.80

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Solution

The fourth proportional to 544,972.20, 816,875.10 and 245,401.80 is: 367,840.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,972.20 : 816,875.10 = 245,401.80 : x
  2. Step 2: Convert to fraction form
    544,972.20/816,875.10 = 245,401.80/x
  3. Step 3: Cross multiply
    544,972.20x = 816,875.10 × 245,401.80
  4. Step 4: Simplify right side
    544,972.20x = 200,462,619,915.18
  5. Step 5: Solve for x
    x = 200,462,619,915.18/544,972.20
  6. Step 6: Final answer
    x = 367,840.08

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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.