Finding the Fourth Proportional to 717,930.14, 1,068,924.73 and 707,876.54
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Solution
The fourth proportional to 717,930.14, 1,068,924.73 and 707,876.54 is: 1,053,955.95
Step by Step Solution
- Step 1: Write the proportion equation
717,930.14 : 1,068,924.73 = 707,876.54 : x - Step 2: Convert to fraction form
717,930.14/1,068,924.73 = 707,876.54/x - Step 3: Cross multiply
717,930.14x = 1,068,924.73 × 707,876.54 - Step 4: Simplify right side
717,930.14x = 756,666,738,629.70 - Step 5: Solve for x
x = 756,666,738,629.70/717,930.14 - Step 6: Final answer
x = 1,053,955.95
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.