Home / 418,148.82-624,063.15-377,792.55

Finding the Fourth Proportional to 418,148.82, 624,063.15 and 377,792.55

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Solution

The fourth proportional to 418,148.82, 624,063.15 and 377,792.55 is: 563,833.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,148.82 : 624,063.15 = 377,792.55 : x
  2. Step 2: Convert to fraction form
    418,148.82/624,063.15 = 377,792.55/x
  3. Step 3: Cross multiply
    418,148.82x = 624,063.15 × 377,792.55
  4. Step 4: Simplify right side
    418,148.82x = 235,766,408,799.53
  5. Step 5: Solve for x
    x = 235,766,408,799.53/418,148.82
  6. Step 6: Final answer
    x = 563,833.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.