Finding the Fourth Proportional to 1,043,638.08, 1,565,397.16 and 619,865.68
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Solution
The fourth proportional to 1,043,638.08, 1,565,397.16 and 619,865.68 is: 929,762.91
Step by Step Solution
- Step 1: Write the proportion equation
1,043,638.08 : 1,565,397.16 = 619,865.68 : x - Step 2: Convert to fraction form
1,043,638.08/1,565,397.16 = 619,865.68/x - Step 3: Cross multiply
1,043,638.08x = 1,565,397.16 × 619,865.68 - Step 4: Simplify right side
1,043,638.08x = 970,335,975,053.47 - Step 5: Solve for x
x = 970,335,975,053.47/1,043,638.08 - Step 6: Final answer
x = 929,762.91
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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.