Finding the Fourth Proportional to 1,668,812.08, 2,502,389.98 and 531,426.05
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Solution
The fourth proportional to 1,668,812.08, 2,502,389.98 and 531,426.05 is: 796,875.36
Step by Step Solution
- Step 1: Write the proportion equation
1,668,812.08 : 2,502,389.98 = 531,426.05 : x - Step 2: Convert to fraction form
1,668,812.08/2,502,389.98 = 531,426.05/x - Step 3: Cross multiply
1,668,812.08x = 2,502,389.98 × 531,426.05 - Step 4: Simplify right side
1,668,812.08x = 1,329,835,222,630.98 - Step 5: Solve for x
x = 1,329,835,222,630.98/1,668,812.08 - Step 6: Final answer
x = 796,875.36
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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.