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Finding the Fourth Proportional to 616,094.70, 923,148.45 and 349,061.10

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Solution

The fourth proportional to 616,094.70, 923,148.45 and 349,061.10 is: 523,028.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,094.70 : 923,148.45 = 349,061.10 : x
  2. Step 2: Convert to fraction form
    616,094.70/923,148.45 = 349,061.10/x
  3. Step 3: Cross multiply
    616,094.70x = 923,148.45 × 349,061.10
  4. Step 4: Simplify right side
    616,094.70x = 322,235,213,420.30
  5. Step 5: Solve for x
    x = 322,235,213,420.30/616,094.70
  6. Step 6: Final answer
    x = 523,028.71

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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.