Finding the Fourth Proportional to 1,762,686.70, 2,643,511.65 and 697,374.70
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Solution
The fourth proportional to 1,762,686.70, 2,643,511.65 and 697,374.70 is: 1,045,856.95
Step by Step Solution
- Step 1: Write the proportion equation
1,762,686.70 : 2,643,511.65 = 697,374.70 : x - Step 2: Convert to fraction form
1,762,686.70/2,643,511.65 = 697,374.70/x - Step 3: Cross multiply
1,762,686.70x = 2,643,511.65 × 697,374.70 - Step 4: Simplify right side
1,762,686.70x = 1,843,518,143,865.26 - Step 5: Solve for x
x = 1,843,518,143,865.26/1,762,686.70 - Step 6: Final answer
x = 1,045,856.95
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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.