Home / 637,330.36-954,619.40-299,865.33

Finding the Fourth Proportional to 637,330.36, 954,619.40 and 299,865.33

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Solution

The fourth proportional to 637,330.36, 954,619.40 and 299,865.33 is: 449,150.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,330.36 : 954,619.40 = 299,865.33 : x
  2. Step 2: Convert to fraction form
    637,330.36/954,619.40 = 299,865.33/x
  3. Step 3: Cross multiply
    637,330.36x = 954,619.40 × 299,865.33
  4. Step 4: Simplify right side
    637,330.36x = 286,257,261,405.40
  5. Step 5: Solve for x
    x = 286,257,261,405.40/637,330.36
  6. Step 6: Final answer
    x = 449,150.52

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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.