Finding the Fourth Proportional to 1,073,079.12, 1,480,848.74 and 589,675.44
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Solution
The fourth proportional to 1,073,079.12, 1,480,848.74 and 589,675.44 is: 813,751.86
Step by Step Solution
- Step 1: Write the proportion equation
1,073,079.12 : 1,480,848.74 = 589,675.44 : x - Step 2: Convert to fraction form
1,073,079.12/1,480,848.74 = 589,675.44/x - Step 3: Cross multiply
1,073,079.12x = 1,480,848.74 × 589,675.44 - Step 4: Simplify right side
1,073,079.12x = 873,220,132,332.95 - Step 5: Solve for x
x = 873,220,132,332.95/1,073,079.12 - Step 6: Final answer
x = 813,751.86
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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.