Finding the Third Proportional to 530,203,572.50 and 1,115,352,239.50
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Solution
The third proportional to 530,203,572.50 and 1,115,352,239.50 is: 2,346,288,638.33
Step by Step Solution
- Step 1: Write the proportion equation
530,203,572.50 : 1,115,352,239.50 = 1,115,352,239.50 : x - Step 2: Convert to fraction form
530,203,572.50/1,115,352,239.50 = 1,115,352,239.50/x - Step 3: Cross multiply
530,203,572.50x = 1,115,352,239.50 × 1,115,352,239.50 - Step 4: Simplify right side
530,203,572.50x = 1,244,010,618,157,665,280 - Step 5: Solve for x
x = 1,244,010,618,157,665,280/530,203,572.50 - Step 6: Final answer
x = 2,346,288,638.33
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Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.