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Finding the Fourth Proportional to 539,480.88, 744,483.61 and 301,016.88

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Solution

The fourth proportional to 539,480.88, 744,483.61 and 301,016.88 is: 415,403.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,480.88 : 744,483.61 = 301,016.88 : x
  2. Step 2: Convert to fraction form
    539,480.88/744,483.61 = 301,016.88/x
  3. Step 3: Cross multiply
    539,480.88x = 744,483.61 × 301,016.88
  4. Step 4: Simplify right side
    539,480.88x = 224,102,133,493.34
  5. Step 5: Solve for x
    x = 224,102,133,493.34/539,480.88
  6. Step 6: Final answer
    x = 415,403.29

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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.