Home / 371,328.27-512,443.58-201,573.33

Finding the Fourth Proportional to 371,328.27, 512,443.58 and 201,573.33

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Solution

The fourth proportional to 371,328.27, 512,443.58 and 201,573.33 is: 278,176.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,328.27 : 512,443.58 = 201,573.33 : x
  2. Step 2: Convert to fraction form
    371,328.27/512,443.58 = 201,573.33/x
  3. Step 3: Cross multiply
    371,328.27x = 512,443.58 × 201,573.33
  4. Step 4: Simplify right side
    371,328.27x = 103,294,957,849.86
  5. Step 5: Solve for x
    x = 103,294,957,849.86/371,328.27
  6. Step 6: Final answer
    x = 278,176.93

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1.5x scale

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.