Finding the Fourth Proportional to 1,156,124.16, 1,595,545.76 and 666,246.08
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Solution
The fourth proportional to 1,156,124.16, 1,595,545.76 and 666,246.08 is: 919,474.00
Step by Step Solution
- Step 1: Write the proportion equation
1,156,124.16 : 1,595,545.76 = 666,246.08 : x - Step 2: Convert to fraction form
1,156,124.16/1,595,545.76 = 666,246.08/x - Step 3: Cross multiply
1,156,124.16x = 1,595,545.76 × 666,246.08 - Step 4: Simplify right side
1,156,124.16x = 1,063,026,108,060.62 - Step 5: Solve for x
x = 1,063,026,108,060.62/1,156,124.16 - Step 6: Final answer
x = 919,474.00
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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.