Finding the Fourth Proportional to 1,176,095.08, 1,623,008.10 and 639,551.08
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Solution
The fourth proportional to 1,176,095.08, 1,623,008.10 and 639,551.08 is: 882,578.80
Step by Step Solution
- Step 1: Write the proportion equation
1,176,095.08 : 1,623,008.10 = 639,551.08 : x - Step 2: Convert to fraction form
1,176,095.08/1,623,008.10 = 639,551.08/x - Step 3: Cross multiply
1,176,095.08x = 1,623,008.10 × 639,551.08 - Step 4: Simplify right side
1,176,095.08x = 1,037,996,583,203.75 - Step 5: Solve for x
x = 1,037,996,583,203.75/1,176,095.08 - Step 6: Final answer
x = 882,578.80
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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.