Finding the Fourth Proportional to 473,908.92, 653,994.34 and 259,049.84
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Solution
The fourth proportional to 473,908.92, 653,994.34 and 259,049.84 is: 357,488.80
Step by Step Solution
- Step 1: Write the proportion equation
473,908.92 : 653,994.34 = 259,049.84 : x - Step 2: Convert to fraction form
473,908.92/653,994.34 = 259,049.84/x - Step 3: Cross multiply
473,908.92x = 653,994.34 × 259,049.84 - Step 4: Simplify right side
473,908.92x = 169,417,129,137.91 - Step 5: Solve for x
x = 169,417,129,137.91/473,908.92 - Step 6: Final answer
x = 357,488.80
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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.