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Finding the Fourth Proportional to 531,950.90, 797,926.35 and 488,405.30

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Solution

The fourth proportional to 531,950.90, 797,926.35 and 488,405.30 is: 732,607.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,950.90 : 797,926.35 = 488,405.30 : x
  2. Step 2: Convert to fraction form
    531,950.90/797,926.35 = 488,405.30/x
  3. Step 3: Cross multiply
    531,950.90x = 797,926.35 × 488,405.30
  4. Step 4: Simplify right side
    531,950.90x = 389,711,458,349.66
  5. Step 5: Solve for x
    x = 389,711,458,349.66/531,950.90
  6. Step 6: Final answer
    x = 732,607.95

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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.