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Finding the Fourth Proportional to 670,161.08, 924,842.93 and 383,773.43

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Solution

The fourth proportional to 670,161.08, 924,842.93 and 383,773.43 is: 529,619.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,161.08 : 924,842.93 = 383,773.43 : x
  2. Step 2: Convert to fraction form
    670,161.08/924,842.93 = 383,773.43/x
  3. Step 3: Cross multiply
    670,161.08x = 924,842.93 × 383,773.43
  4. Step 4: Simplify right side
    670,161.08x = 354,930,136,914.27
  5. Step 5: Solve for x
    x = 354,930,136,914.27/670,161.08
  6. Step 6: Final answer
    x = 529,619.15

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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.