Home / 1,003,514.13-1,384,326.38-616,416.80

Finding the Fourth Proportional to 1,003,514.13, 1,384,326.38 and 616,416.80

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Solution

The fourth proportional to 1,003,514.13, 1,384,326.38 and 616,416.80 is: 850,333.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,514.13 : 1,384,326.38 = 616,416.80 : x
  2. Step 2: Convert to fraction form
    1,003,514.13/1,384,326.38 = 616,416.80/x
  3. Step 3: Cross multiply
    1,003,514.13x = 1,384,326.38 × 616,416.80
  4. Step 4: Simplify right side
    1,003,514.13x = 853,322,027,311.47
  5. Step 5: Solve for x
    x = 853,322,027,311.47/1,003,514.13
  6. Step 6: Final answer
    x = 850,333.84

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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.