Home / 410,949.80-616,035.90-242,599.40

Finding the Fourth Proportional to 410,949.80, 616,035.90 and 242,599.40

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Solution

The fourth proportional to 410,949.80, 616,035.90 and 242,599.40 is: 363,669.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,949.80 : 616,035.90 = 242,599.40 : x
  2. Step 2: Convert to fraction form
    410,949.80/616,035.90 = 242,599.40/x
  3. Step 3: Cross multiply
    410,949.80x = 616,035.90 × 242,599.40
  4. Step 4: Simplify right side
    410,949.80x = 149,449,939,718.46
  5. Step 5: Solve for x
    x = 149,449,939,718.46/410,949.80
  6. Step 6: Final answer
    x = 363,669.58

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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.