Home / 553,941.84-831,286.16-194,115.92

Finding the Fourth Proportional to 553,941.84, 831,286.16 and 194,115.92

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Solution

The fourth proportional to 553,941.84, 831,286.16 and 194,115.92 is: 291,304.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,941.84 : 831,286.16 = 194,115.92 : x
  2. Step 2: Convert to fraction form
    553,941.84/831,286.16 = 194,115.92/x
  3. Step 3: Cross multiply
    553,941.84x = 831,286.16 × 194,115.92
  4. Step 4: Simplify right side
    553,941.84x = 161,365,877,731.67
  5. Step 5: Solve for x
    x = 161,365,877,731.67/553,941.84
  6. Step 6: Final answer
    x = 291,304.73

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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.