Finding the Fourth Proportional to 735,842,351.60, 1,103,763,527.40 and 572,583,676.40
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Solution
The fourth proportional to 735,842,351.60, 1,103,763,527.40 and 572,583,676.40 is: 858,875,514.60
Step by Step Solution
- Step 1: Write the proportion equation
735,842,351.60 : 1,103,763,527.40 = 572,583,676.40 : x - Step 2: Convert to fraction form
735,842,351.60/1,103,763,527.40 = 572,583,676.40/x - Step 3: Cross multiply
735,842,351.60x = 1,103,763,527.40 × 572,583,676.40 - Step 4: Simplify right side
735,842,351.60x = 631,996,978,394,924,160 - Step 5: Solve for x
x = 631,996,978,394,924,160/735,842,351.60 - Step 6: Final answer
x = 858,875,514.60
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Double scale
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.