Finding the Fourth Proportional to 1,712,936.84, 2,569,205.08 and 688,225.58
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Solution
The fourth proportional to 1,712,936.84, 2,569,205.08 and 688,225.58 is: 1,032,257.94
Step by Step Solution
- Step 1: Write the proportion equation
1,712,936.84 : 2,569,205.08 = 688,225.58 : x - Step 2: Convert to fraction form
1,712,936.84/2,569,205.08 = 688,225.58/x - Step 3: Cross multiply
1,712,936.84x = 2,569,205.08 × 688,225.58 - Step 4: Simplify right side
1,712,936.84x = 1,768,192,656,321.95 - Step 5: Solve for x
x = 1,768,192,656,321.95/1,712,936.84 - Step 6: Final answer
x = 1,032,257.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.