Home / 755,133.88-1,132,431.09-249,601.54

Finding the Fourth Proportional to 755,133.88, 1,132,431.09 and 249,601.54

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Solution

The fourth proportional to 755,133.88, 1,132,431.09 and 249,601.54 is: 374,313.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,133.88 : 1,132,431.09 = 249,601.54 : x
  2. Step 2: Convert to fraction form
    755,133.88/1,132,431.09 = 249,601.54/x
  3. Step 3: Cross multiply
    755,133.88x = 1,132,431.09 × 249,601.54
  4. Step 4: Simplify right side
    755,133.88x = 282,656,544,007.88
  5. Step 5: Solve for x
    x = 282,656,544,007.88/755,133.88
  6. Step 6: Final answer
    x = 374,313.15

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Double scale
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1.5x scale

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.