Finding the Fourth Proportional to 374,756.88, 562,136.28 and 153,140.88
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Solution
The fourth proportional to 374,756.88, 562,136.28 and 153,140.88 is: 229,711.71
Step by Step Solution
- Step 1: Write the proportion equation
374,756.88 : 562,136.28 = 153,140.88 : x - Step 2: Convert to fraction form
374,756.88/562,136.28 = 153,140.88/x - Step 3: Cross multiply
374,756.88x = 562,136.28 × 153,140.88 - Step 4: Simplify right side
374,756.88x = 86,086,044,599.13 - Step 5: Solve for x
x = 86,086,044,599.13/374,756.88 - Step 6: Final answer
x = 229,711.71
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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.