Finding the Fourth Proportional to 1,352,216.96, 1,865,988.50 and 740,252.48
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Solution
The fourth proportional to 1,352,216.96, 1,865,988.50 and 740,252.48 is: 1,021,509.61
Step by Step Solution
- Step 1: Write the proportion equation
1,352,216.96 : 1,865,988.50 = 740,252.48 : x - Step 2: Convert to fraction form
1,352,216.96/1,865,988.50 = 740,252.48/x - Step 3: Cross multiply
1,352,216.96x = 1,865,988.50 × 740,252.48 - Step 4: Simplify right side
1,352,216.96x = 1,381,302,614,776.48 - Step 5: Solve for x
x = 1,381,302,614,776.48/1,352,216.96 - Step 6: Final answer
x = 1,021,509.61
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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.