Finding the Fourth Proportional to 1,411,362.80, 2,117,045.84 and 386,701.74
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Solution
The fourth proportional to 1,411,362.80, 2,117,045.84 and 386,701.74 is: 580,053.06
Step by Step Solution
- Step 1: Write the proportion equation
1,411,362.80 : 2,117,045.84 = 386,701.74 : x - Step 2: Convert to fraction form
1,411,362.80/2,117,045.84 = 386,701.74/x - Step 3: Cross multiply
1,411,362.80x = 2,117,045.84 × 386,701.74 - Step 4: Simplify right side
1,411,362.80x = 818,665,308,054.25 - Step 5: Solve for x
x = 818,665,308,054.25/1,411,362.80 - Step 6: Final answer
x = 580,053.06
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.