Finding the Third Proportional to 28,287,410 and 61,756,420
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Solution
The third proportional to 28,287,410 and 61,756,420 is: 134,825,189.41
Step by Step Solution
- Step 1: Write the proportion equation
28,287,410 : 61,756,420 = 61,756,420 : x - Step 2: Convert to fraction form
28,287,410/61,756,420 = 61,756,420/x - Step 3: Cross multiply
28,287,410x = 61,756,420 × 61,756,420 - Step 4: Simplify right side
28,287,410x = 3,813,855,411,216,400 - Step 5: Solve for x
x = 3,813,855,411,216,400/28,287,410 - Step 6: Final answer
x = 134,825,189.41
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.