Finding the Fourth Proportional to 704,176.36, 971,788.26 and 503,451.88
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Solution
The fourth proportional to 704,176.36, 971,788.26 and 503,451.88 is: 694,781.38
Step by Step Solution
- Step 1: Write the proportion equation
704,176.36 : 971,788.26 = 503,451.88 : x - Step 2: Convert to fraction form
704,176.36/971,788.26 = 503,451.88/x - Step 3: Cross multiply
704,176.36x = 971,788.26 × 503,451.88 - Step 4: Simplify right side
704,176.36x = 489,248,626,458.93 - Step 5: Solve for x
x = 489,248,626,458.93/704,176.36 - Step 6: Final answer
x = 694,781.38
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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.