Finding the Fourth Proportional to 5,829,164.71, 8,725,551.29 and 4,293,890.71
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Solution
The fourth proportional to 5,829,164.71, 8,725,551.29 and 4,293,890.71 is: 6,427,432.65
Step by Step Solution
- Step 1: Write the proportion equation
5,829,164.71 : 8,725,551.29 = 4,293,890.71 : x - Step 2: Convert to fraction form
5,829,164.71/8,725,551.29 = 4,293,890.71/x - Step 3: Cross multiply
5,829,164.71x = 8,725,551.29 × 4,293,890.71 - Step 4: Simplify right side
5,829,164.71x = 37,466,563,580,476.18 - Step 5: Solve for x
x = 37,466,563,580,476.18/5,829,164.71 - Step 6: Final answer
x = 6,427,432.65
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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.