Finding the Fourth Proportional to 592,795.14, 817,833.99 and 388,958.58
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Solution
The fourth proportional to 592,795.14, 817,833.99 and 388,958.58 is: 536,616.32
Step by Step Solution
- Step 1: Write the proportion equation
592,795.14 : 817,833.99 = 388,958.58 : x - Step 2: Convert to fraction form
592,795.14/817,833.99 = 388,958.58/x - Step 3: Cross multiply
592,795.14x = 817,833.99 × 388,958.58 - Step 4: Simplify right side
592,795.14x = 318,103,547,426.13 - Step 5: Solve for x
x = 318,103,547,426.13/592,795.14 - Step 6: Final answer
x = 536,616.32
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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.