Finding the Fourth Proportional to 1,243,187.33, 1,714,574.99 and 733,397.63
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Solution
The fourth proportional to 1,243,187.33, 1,714,574.99 and 733,397.63 is: 1,011,484.92
Step by Step Solution
- Step 1: Write the proportion equation
1,243,187.33 : 1,714,574.99 = 733,397.63 : x - Step 2: Convert to fraction form
1,243,187.33/1,714,574.99 = 733,397.63/x - Step 3: Cross multiply
1,243,187.33x = 1,714,574.99 × 733,397.63 - Step 4: Simplify right side
1,243,187.33x = 1,257,465,227,383.89 - Step 5: Solve for x
x = 1,257,465,227,383.89/1,243,187.33 - Step 6: Final answer
x = 1,011,484.92
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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.