Finding the Fourth Proportional to 1,664,960.81, 2,497,511.07 and 527,698.13
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Solution
The fourth proportional to 1,664,960.81, 2,497,511.07 and 527,698.13 is: 791,569.33
Step by Step Solution
- Step 1: Write the proportion equation
1,664,960.81 : 2,497,511.07 = 527,698.13 : x - Step 2: Convert to fraction form
1,664,960.81/2,497,511.07 = 527,698.13/x - Step 3: Cross multiply
1,664,960.81x = 2,497,511.07 × 527,698.13 - Step 4: Simplify right side
1,664,960.81x = 1,317,931,908,805.74 - Step 5: Solve for x
x = 1,317,931,908,805.74/1,664,960.81 - Step 6: Final answer
x = 791,569.33
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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.