Finding the Third Proportional to 353,781,984 and 765,513,312
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Solution
The third proportional to 353,781,984 and 765,513,312 is: 1,656,417,390.80
Step by Step Solution
- Step 1: Write the proportion equation
353,781,984 : 765,513,312 = 765,513,312 : x - Step 2: Convert to fraction form
353,781,984/765,513,312 = 765,513,312/x - Step 3: Cross multiply
353,781,984x = 765,513,312 × 765,513,312 - Step 4: Simplify right side
353,781,984x = 586,010,630,849,209,344 - Step 5: Solve for x
x = 586,010,630,849,209,344/353,781,984 - Step 6: Final answer
x = 1,656,417,390.80
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.