Finding the Fourth Proportional to 705,544.99, 971,871.75 and 569,197.16
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Solution
The fourth proportional to 705,544.99, 971,871.75 and 569,197.16 is: 784,055.80
Step by Step Solution
- Step 1: Write the proportion equation
705,544.99 : 971,871.75 = 569,197.16 : x - Step 2: Convert to fraction form
705,544.99/971,871.75 = 569,197.16/x - Step 3: Cross multiply
705,544.99x = 971,871.75 × 569,197.16 - Step 4: Simplify right side
705,544.99x = 553,186,639,984.23 - Step 5: Solve for x
x = 553,186,639,984.23/705,544.99 - Step 6: Final answer
x = 784,055.80
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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.