Finding the Fourth Proportional to 943,935.20, 1,302,624.18 and 514,215.62
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Solution
The fourth proportional to 943,935.20, 1,302,624.18 and 514,215.62 is: 709,614.07
Step by Step Solution
- Step 1: Write the proportion equation
943,935.20 : 1,302,624.18 = 514,215.62 : x - Step 2: Convert to fraction form
943,935.20/1,302,624.18 = 514,215.62/x - Step 3: Cross multiply
943,935.20x = 1,302,624.18 × 514,215.62 - Step 4: Simplify right side
943,935.20x = 669,829,700,345.69 - Step 5: Solve for x
x = 669,829,700,345.69/943,935.20 - Step 6: Final answer
x = 709,614.07
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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.