Finding the Fourth Proportional to 704,873.54, 972,727.35 and 382,583.63
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Solution
The fourth proportional to 704,873.54, 972,727.35 and 382,583.63 is: 527,966.43
Step by Step Solution
- Step 1: Write the proportion equation
704,873.54 : 972,727.35 = 382,583.63 : x - Step 2: Convert to fraction form
704,873.54/972,727.35 = 382,583.63/x - Step 3: Cross multiply
704,873.54x = 972,727.35 × 382,583.63 - Step 4: Simplify right side
704,873.54x = 372,149,562,995.10 - Step 5: Solve for x
x = 372,149,562,995.10/704,873.54 - Step 6: Final answer
x = 527,966.43
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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.