Finding the Fourth Proportional to 1,656,263.15, 2,484,395.08 and 519,025.08
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Solution
The fourth proportional to 1,656,263.15, 2,484,395.08 and 519,025.08 is: 778,537.72
Step by Step Solution
- Step 1: Write the proportion equation
1,656,263.15 : 2,484,395.08 = 519,025.08 : x - Step 2: Convert to fraction form
1,656,263.15/2,484,395.08 = 519,025.08/x - Step 3: Cross multiply
1,656,263.15x = 2,484,395.08 × 519,025.08 - Step 4: Simplify right side
1,656,263.15x = 1,289,463,344,024.19 - Step 5: Solve for x
x = 1,289,463,344,024.19/1,656,263.15 - Step 6: Final answer
x = 778,537.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.