Finding the Fourth Proportional to 1,386,768, 1,913,739.84 and 750,864
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Solution
The fourth proportional to 1,386,768, 1,913,739.84 and 750,864 is: 1,036,192.32
Step by Step Solution
- Step 1: Write the proportion equation
1,386,768 : 1,913,739.84 = 750,864 : x - Step 2: Convert to fraction form
1,386,768/1,913,739.84 = 750,864/x - Step 3: Cross multiply
1,386,768x = 1,913,739.84 × 750,864 - Step 4: Simplify right side
1,386,768x = 1,436,958,351,221.76 - Step 5: Solve for x
x = 1,436,958,351,221.76/1,386,768 - Step 6: Final answer
x = 1,036,192.32
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.