Home / 494,931.42-683,007.12-268,576.92

Finding the Fourth Proportional to 494,931.42, 683,007.12 and 268,576.92

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Solution

The fourth proportional to 494,931.42, 683,007.12 and 268,576.92 is: 370,637.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,931.42 : 683,007.12 = 268,576.92 : x
  2. Step 2: Convert to fraction form
    494,931.42/683,007.12 = 268,576.92/x
  3. Step 3: Cross multiply
    494,931.42x = 683,007.12 × 268,576.92
  4. Step 4: Simplify right side
    494,931.42x = 183,439,948,627.67
  5. Step 5: Solve for x
    x = 183,439,948,627.67/494,931.42
  6. Step 6: Final answer
    x = 370,637.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.