Finding the Fourth Proportional to 1,437,614.44, 1,984,545.42 and 928,565.08
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Solution
The fourth proportional to 1,437,614.44, 1,984,545.42 and 928,565.08 is: 1,281,831.57
Step by Step Solution
- Step 1: Write the proportion equation
1,437,614.44 : 1,984,545.42 = 928,565.08 : x - Step 2: Convert to fraction form
1,437,614.44/1,984,545.42 = 928,565.08/x - Step 3: Cross multiply
1,437,614.44x = 1,984,545.42 × 928,565.08 - Step 4: Simplify right side
1,437,614.44x = 1,842,779,576,685.93 - Step 5: Solve for x
x = 1,842,779,576,685.93/1,437,614.44 - Step 6: Final answer
x = 1,281,831.57
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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.