Finding the Fourth Proportional to 708,173.55, 1,062,574.16 and 371,133.99
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Solution
The fourth proportional to 708,173.55, 1,062,574.16 and 371,133.99 is: 556,865.45
Step by Step Solution
- Step 1: Write the proportion equation
708,173.55 : 1,062,574.16 = 371,133.99 : x - Step 2: Convert to fraction form
708,173.55/1,062,574.16 = 371,133.99/x - Step 3: Cross multiply
708,173.55x = 1,062,574.16 × 371,133.99 - Step 4: Simplify right side
708,173.55x = 394,357,385,816.03 - Step 5: Solve for x
x = 394,357,385,816.03/708,173.55 - Step 6: Final answer
x = 556,865.45
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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.