Home / 946,804.65-1,306,591.88-538,906.49

Finding the Fourth Proportional to 946,804.65, 1,306,591.88 and 538,906.49

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Solution

The fourth proportional to 946,804.65, 1,306,591.88 and 538,906.49 is: 743,691.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,804.65 : 1,306,591.88 = 538,906.49 : x
  2. Step 2: Convert to fraction form
    946,804.65/1,306,591.88 = 538,906.49/x
  3. Step 3: Cross multiply
    946,804.65x = 1,306,591.88 × 538,906.49
  4. Step 4: Simplify right side
    946,804.65x = 704,130,834,685.81
  5. Step 5: Solve for x
    x = 704,130,834,685.81/946,804.65
  6. Step 6: Final answer
    x = 743,691.78

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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.