Finding the Fourth Proportional to 712,966.96, 1,069,516.41 and 233,197.48
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Solution
The fourth proportional to 712,966.96, 1,069,516.41 and 233,197.48 is: 349,817.80
Step by Step Solution
- Step 1: Write the proportion equation
712,966.96 : 1,069,516.41 = 233,197.48 : x - Step 2: Convert to fraction form
712,966.96/1,069,516.41 = 233,197.48/x - Step 3: Cross multiply
712,966.96x = 1,069,516.41 × 233,197.48 - Step 4: Simplify right side
712,966.96x = 249,408,531,630.65 - Step 5: Solve for x
x = 249,408,531,630.65/712,966.96 - Step 6: Final answer
x = 349,817.80
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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.