Home / 657,105.03-985,508.91-301,777.47

Finding the Fourth Proportional to 657,105.03, 985,508.91 and 301,777.47

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Solution

The fourth proportional to 657,105.03, 985,508.91 and 301,777.47 is: 452,597.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,105.03 : 985,508.91 = 301,777.47 : x
  2. Step 2: Convert to fraction form
    657,105.03/985,508.91 = 301,777.47/x
  3. Step 3: Cross multiply
    657,105.03x = 985,508.91 × 301,777.47
  4. Step 4: Simplify right side
    657,105.03x = 297,404,385,522.26
  5. Step 5: Solve for x
    x = 297,404,385,522.26/657,105.03
  6. Step 6: Final answer
    x = 452,597.94

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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.