Finding the Fourth Proportional to 1,047,423.84, 1,445,486.64 and 594,756.96
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Solution
The fourth proportional to 1,047,423.84, 1,445,486.64 and 594,756.96 is: 820,788.31
Step by Step Solution
- Step 1: Write the proportion equation
1,047,423.84 : 1,445,486.64 = 594,756.96 : x - Step 2: Convert to fraction form
1,047,423.84/1,445,486.64 = 594,756.96/x - Step 3: Cross multiply
1,047,423.84x = 1,445,486.64 × 594,756.96 - Step 4: Simplify right side
1,047,423.84x = 859,713,239,727.01 - Step 5: Solve for x
x = 859,713,239,727.01/1,047,423.84 - Step 6: Final answer
x = 820,788.31
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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.