Home / 637,964.89-956,915.53-238,576.30

Finding the Fourth Proportional to 637,964.89, 956,915.53 and 238,576.30

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Solution

The fourth proportional to 637,964.89, 956,915.53 and 238,576.30 is: 357,852.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,964.89 : 956,915.53 = 238,576.30 : x
  2. Step 2: Convert to fraction form
    637,964.89/956,915.53 = 238,576.30/x
  3. Step 3: Cross multiply
    637,964.89x = 956,915.53 × 238,576.30
  4. Step 4: Simplify right side
    637,964.89x = 228,297,363,571.21
  5. Step 5: Solve for x
    x = 228,297,363,571.21/637,964.89
  6. Step 6: Final answer
    x = 357,852.55

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1.5x scale

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.