Finding the Fourth Proportional to 951,984,396.54, 1,313,738,461.08 and 534,296,681.82
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Solution
The fourth proportional to 951,984,396.54, 1,313,738,461.08 and 534,296,681.82 is: 737,329,417.46
Step by Step Solution
- Step 1: Write the proportion equation
951,984,396.54 : 1,313,738,461.08 = 534,296,681.82 : x - Step 2: Convert to fraction form
951,984,396.54/1,313,738,461.08 = 534,296,681.82/x - Step 3: Cross multiply
951,984,396.54x = 1,313,738,461.08 × 534,296,681.82 - Step 4: Simplify right side
951,984,396.54x = 701,926,100,534,357,120 - Step 5: Solve for x
x = 701,926,100,534,357,120/951,984,396.54 - Step 6: Final answer
x = 737,329,417.46
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Double scale
Find fourth proportional to 951,984,397.54, 1,313,738,462.46 and 534,296,682.82
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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.