Finding the Fourth Proportional to 1,205,214.14, 1,807,926.29 and 395,355.74
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Solution
The fourth proportional to 1,205,214.14, 1,807,926.29 and 395,355.74 is: 593,068.08
Step by Step Solution
- Step 1: Write the proportion equation
1,205,214.14 : 1,807,926.29 = 395,355.74 : x - Step 2: Convert to fraction form
1,205,214.14/1,807,926.29 = 395,355.74/x - Step 3: Cross multiply
1,205,214.14x = 1,807,926.29 × 395,355.74 - Step 4: Simplify right side
1,205,214.14x = 714,774,034,271.63 - Step 5: Solve for x
x = 714,774,034,271.63/1,205,214.14 - Step 6: Final answer
x = 593,068.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.