Home / 930,940.08-1,284,843.24-549,008.88

Finding the Fourth Proportional to 930,940.08, 1,284,843.24 and 549,008.88

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Solution

The fourth proportional to 930,940.08, 1,284,843.24 and 549,008.88 is: 757,718.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,940.08 : 1,284,843.24 = 549,008.88 : x
  2. Step 2: Convert to fraction form
    930,940.08/1,284,843.24 = 549,008.88/x
  3. Step 3: Cross multiply
    930,940.08x = 1,284,843.24 × 549,008.88
  4. Step 4: Simplify right side
    930,940.08x = 705,390,348,167.97
  5. Step 5: Solve for x
    x = 705,390,348,167.97/930,940.08
  6. Step 6: Final answer
    x = 757,718.31

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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.