Finding the Fourth Proportional to 949,707.99, 1,310,588.07 and 514,114.19
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Solution
The fourth proportional to 949,707.99, 1,310,588.07 and 514,114.19 is: 709,472.73
Step by Step Solution
- Step 1: Write the proportion equation
949,707.99 : 1,310,588.07 = 514,114.19 : x - Step 2: Convert to fraction form
949,707.99/1,310,588.07 = 514,114.19/x - Step 3: Cross multiply
949,707.99x = 1,310,588.07 × 514,114.19 - Step 4: Simplify right side
949,707.99x = 673,791,924,031.71 - Step 5: Solve for x
x = 673,791,924,031.71/949,707.99 - Step 6: Final answer
x = 709,472.73
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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.