Finding the Fourth Proportional to 1,871,509.08, 2,806,970.79 and 609,328.20
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Solution
The fourth proportional to 1,871,509.08, 2,806,970.79 and 609,328.20 is: 913,896.96
Step by Step Solution
- Step 1: Write the proportion equation
1,871,509.08 : 2,806,970.79 = 609,328.20 : x - Step 2: Convert to fraction form
1,871,509.08/2,806,970.79 = 609,328.20/x - Step 3: Cross multiply
1,871,509.08x = 2,806,970.79 × 609,328.20 - Step 4: Simplify right side
1,871,509.08x = 1,710,366,458,923.28 - Step 5: Solve for x
x = 1,710,366,458,923.28/1,871,509.08 - Step 6: Final answer
x = 913,896.96
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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.