Finding the Fourth Proportional to 7,359,048.70, 11,038,573.05 and 6,239,304.70
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Solution
The fourth proportional to 7,359,048.70, 11,038,573.05 and 6,239,304.70 is: 9,358,957.05
Step by Step Solution
- Step 1: Write the proportion equation
7,359,048.70 : 11,038,573.05 = 6,239,304.70 : x - Step 2: Convert to fraction form
7,359,048.70/11,038,573.05 = 6,239,304.70/x - Step 3: Cross multiply
7,359,048.70x = 11,038,573.05 × 6,239,304.70 - Step 4: Simplify right side
7,359,048.70x = 68,873,020,712,158.34 - Step 5: Solve for x
x = 68,873,020,712,158.34/7,359,048.70 - Step 6: Final answer
x = 9,358,957.05
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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.