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Finding the Fourth Proportional to 616,130.67, 924,301.09 and 274,697.98

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Solution

The fourth proportional to 616,130.67, 924,301.09 and 274,697.98 is: 412,093.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,130.67 : 924,301.09 = 274,697.98 : x
  2. Step 2: Convert to fraction form
    616,130.67/924,301.09 = 274,697.98/x
  3. Step 3: Cross multiply
    616,130.67x = 924,301.09 × 274,697.98
  4. Step 4: Simplify right side
    616,130.67x = 253,903,642,334.80
  5. Step 5: Solve for x
    x = 253,903,642,334.80/616,130.67
  6. Step 6: Final answer
    x = 412,093.82

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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.