Finding the Fourth Proportional to 1,069,079.12, 1,475,265.84 and 585,548
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Solution
The fourth proportional to 1,069,079.12, 1,475,265.84 and 585,548 is: 808,021.54
Step by Step Solution
- Step 1: Write the proportion equation
1,069,079.12 : 1,475,265.84 = 585,548 : x - Step 2: Convert to fraction form
1,069,079.12/1,475,265.84 = 585,548/x - Step 3: Cross multiply
1,069,079.12x = 1,475,265.84 × 585,548 - Step 4: Simplify right side
1,069,079.12x = 863,838,962,080.32 - Step 5: Solve for x
x = 863,838,962,080.32/1,069,079.12 - Step 6: Final answer
x = 808,021.54
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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.