Finding the Fourth Proportional to 966,495.75, 1,333,686.06 and 558,623.99
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Solution
The fourth proportional to 966,495.75, 1,333,686.06 and 558,623.99 is: 770,855.99
Step by Step Solution
- Step 1: Write the proportion equation
966,495.75 : 1,333,686.06 = 558,623.99 : x - Step 2: Convert to fraction form
966,495.75/1,333,686.06 = 558,623.99/x - Step 3: Cross multiply
966,495.75x = 1,333,686.06 × 558,623.99 - Step 4: Simplify right side
966,495.75x = 745,029,031,578.80 - Step 5: Solve for x
x = 745,029,031,578.80/966,495.75 - Step 6: Final answer
x = 770,855.99
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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.