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Finding the Fourth Proportional to 580,643,676.60, 870,965,514.90 and 335,755,663.80

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Solution

The fourth proportional to 580,643,676.60, 870,965,514.90 and 335,755,663.80 is: 503,633,495.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,643,676.60 : 870,965,514.90 = 335,755,663.80 : x
  2. Step 2: Convert to fraction form
    580,643,676.60/870,965,514.90 = 335,755,663.80/x
  3. Step 3: Cross multiply
    580,643,676.60x = 870,965,514.90 × 335,755,663.80
  4. Step 4: Simplify right side
    580,643,676.60x = 292,431,604,602,158,272
  5. Step 5: Solve for x
    x = 292,431,604,602,158,272/580,643,676.60
  6. Step 6: Final answer
    x = 503,633,495.70

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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.