Finding the Fourth Proportional to 588,069.01, 811,695.36 and 346,430.12
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Solution
The fourth proportional to 588,069.01, 811,695.36 and 346,430.12 is: 478,167.89
Step by Step Solution
- Step 1: Write the proportion equation
588,069.01 : 811,695.36 = 346,430.12 : x - Step 2: Convert to fraction form
588,069.01/811,695.36 = 346,430.12/x - Step 3: Cross multiply
588,069.01x = 811,695.36 × 346,430.12 - Step 4: Simplify right side
588,069.01x = 281,195,718,208.88 - Step 5: Solve for x
x = 281,195,718,208.88/588,069.01 - Step 6: Final answer
x = 478,167.89
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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.