Finding the Fourth Proportional to 695,781.23, 1,043,968.91 and 296,609.99
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Solution
The fourth proportional to 695,781.23, 1,043,968.91 and 296,609.99 is: 445,041.62
Step by Step Solution
- Step 1: Write the proportion equation
695,781.23 : 1,043,968.91 = 296,609.99 : x - Step 2: Convert to fraction form
695,781.23/1,043,968.91 = 296,609.99/x - Step 3: Cross multiply
695,781.23x = 1,043,968.91 × 296,609.99 - Step 4: Simplify right side
695,781.23x = 309,651,601,252.52 - Step 5: Solve for x
x = 309,651,601,252.52/695,781.23 - Step 6: Final answer
x = 445,041.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.