Finding the Fourth Proportional to 1,292,248.17, 1,783,302.53 and 719,276.07
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Solution
The fourth proportional to 1,292,248.17, 1,783,302.53 and 719,276.07 is: 992,601.00
Step by Step Solution
- Step 1: Write the proportion equation
1,292,248.17 : 1,783,302.53 = 719,276.07 : x - Step 2: Convert to fraction form
1,292,248.17/1,783,302.53 = 719,276.07/x - Step 3: Cross multiply
1,292,248.17x = 1,783,302.53 × 719,276.07 - Step 4: Simplify right side
1,292,248.17x = 1,282,686,831,803.08 - Step 5: Solve for x
x = 1,282,686,831,803.08/1,292,248.17 - Step 6: Final answer
x = 992,601.00
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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.