Finding the Fourth Proportional to 758,728,726.84, 1,046,465,916.68 and 653,059,114.32
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Solution
The fourth proportional to 758,728,726.84, 1,046,465,916.68 and 653,059,114.32 is: 900,722,591.01
Step by Step Solution
- Step 1: Write the proportion equation
758,728,726.84 : 1,046,465,916.68 = 653,059,114.32 : x - Step 2: Convert to fraction form
758,728,726.84/1,046,465,916.68 = 653,059,114.32/x - Step 3: Cross multiply
758,728,726.84x = 1,046,465,916.68 × 653,059,114.32 - Step 4: Simplify right side
758,728,726.84x = 683,404,104,713,107,712 - Step 5: Solve for x
x = 683,404,104,713,107,712/758,728,726.84 - Step 6: Final answer
x = 900,722,591.01
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1.5x scale
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.