Finding the Fourth Proportional to 713,251.80, 1,069,877.70 and 573,283.80
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Solution
The fourth proportional to 713,251.80, 1,069,877.70 and 573,283.80 is: 859,925.70
Step by Step Solution
- Step 1: Write the proportion equation
713,251.80 : 1,069,877.70 = 573,283.80 : x - Step 2: Convert to fraction form
713,251.80/1,069,877.70 = 573,283.80/x - Step 3: Cross multiply
713,251.80x = 1,069,877.70 × 573,283.80 - Step 4: Simplify right side
713,251.80x = 613,343,553,391.26 - Step 5: Solve for x
x = 613,343,553,391.26/713,251.80 - Step 6: Final answer
x = 859,925.70
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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.