Home / 517,530.49-776,033.20-236,807.17

Finding the Fourth Proportional to 517,530.49, 776,033.20 and 236,807.17

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Solution

The fourth proportional to 517,530.49, 776,033.20 and 236,807.17 is: 355,090.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,530.49 : 776,033.20 = 236,807.17 : x
  2. Step 2: Convert to fraction form
    517,530.49/776,033.20 = 236,807.17/x
  3. Step 3: Cross multiply
    517,530.49x = 776,033.20 × 236,807.17
  4. Step 4: Simplify right side
    517,530.49x = 183,770,225,918.04
  5. Step 5: Solve for x
    x = 183,770,225,918.04/517,530.49
  6. Step 6: Final answer
    x = 355,090.63

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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.