Finding the Third Proportional to 472,902 and 1,028,748
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Solution
The third proportional to 472,902 and 1,028,748 is: 2,237,931.85
Step by Step Solution
- Step 1: Write the proportion equation
472,902 : 1,028,748 = 1,028,748 : x - Step 2: Convert to fraction form
472,902/1,028,748 = 1,028,748/x - Step 3: Cross multiply
472,902x = 1,028,748 × 1,028,748 - Step 4: Simplify right side
472,902x = 1,058,322,447,504 - Step 5: Solve for x
x = 1,058,322,447,504/472,902 - Step 6: Final answer
x = 2,237,931.85
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.