Finding the Fourth Proportional to 1,706,623.80, 2,355,126.06 and 942,730.68
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Solution
The fourth proportional to 1,706,623.80, 2,355,126.06 and 942,730.68 is: 1,300,960.17
Step by Step Solution
- Step 1: Write the proportion equation
1,706,623.80 : 2,355,126.06 = 942,730.68 : x - Step 2: Convert to fraction form
1,706,623.80/2,355,126.06 = 942,730.68/x - Step 3: Cross multiply
1,706,623.80x = 2,355,126.06 × 942,730.68 - Step 4: Simplify right side
1,706,623.80x = 2,220,249,592,029.52 - Step 5: Solve for x
x = 2,220,249,592,029.52/1,706,623.80 - Step 6: Final answer
x = 1,300,960.17
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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.