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Finding the Fourth Proportional to 738,950.76, 1,019,857.86 and 535,674.60

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Solution

The fourth proportional to 738,950.76, 1,019,857.86 and 535,674.60 is: 739,307.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,950.76 : 1,019,857.86 = 535,674.60 : x
  2. Step 2: Convert to fraction form
    738,950.76/1,019,857.86 = 535,674.60/x
  3. Step 3: Cross multiply
    738,950.76x = 1,019,857.86 × 535,674.60
  4. Step 4: Simplify right side
    738,950.76x = 546,311,951,212.36
  5. Step 5: Solve for x
    x = 546,311,951,212.36/738,950.76
  6. Step 6: Final answer
    x = 739,307.65

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.