Home / 849,453.06-1,171,981.27-481,869.70

Finding the Fourth Proportional to 849,453.06, 1,171,981.27 and 481,869.70

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Solution

The fourth proportional to 849,453.06, 1,171,981.27 and 481,869.70 is: 664,830.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,453.06 : 1,171,981.27 = 481,869.70 : x
  2. Step 2: Convert to fraction form
    849,453.06/1,171,981.27 = 481,869.70/x
  3. Step 3: Cross multiply
    849,453.06x = 1,171,981.27 × 481,869.70
  4. Step 4: Simplify right side
    849,453.06x = 564,742,262,980.52
  5. Step 5: Solve for x
    x = 564,742,262,980.52/849,453.06
  6. Step 6: Final answer
    x = 664,830.45

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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.