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Finding the Fourth Proportional to 894,697, 1,234,275.02 and 531,915.01

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Solution

The fourth proportional to 894,697, 1,234,275.02 and 531,915.01 is: 733,800.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,697 : 1,234,275.02 = 531,915.01 : x
  2. Step 2: Convert to fraction form
    894,697/1,234,275.02 = 531,915.01/x
  3. Step 3: Cross multiply
    894,697x = 1,234,275.02 × 531,915.01
  4. Step 4: Simplify right side
    894,697x = 656,529,409,606.05
  5. Step 5: Solve for x
    x = 656,529,409,606.05/894,697
  6. Step 6: Final answer
    x = 733,800.84

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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.