Finding the Third Proportional to 447,916,428 and 695,457,342
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Solution
The third proportional to 447,916,428 and 695,457,342 is: 1,079,801,686.89
Step by Step Solution
- Step 1: Write the proportion equation
447,916,428 : 695,457,342 = 695,457,342 : x - Step 2: Convert to fraction form
447,916,428/695,457,342 = 695,457,342/x - Step 3: Cross multiply
447,916,428x = 695,457,342 × 695,457,342 - Step 4: Simplify right side
447,916,428x = 483,660,914,541,704,960 - Step 5: Solve for x
x = 483,660,914,541,704,960/447,916,428 - Step 6: Final answer
x = 1,079,801,686.89
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.