Finding the Fourth Proportional to 742,572,701.06, 1,023,726,369.30 and 592,375,140.76
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Solution
The fourth proportional to 742,572,701.06, 1,023,726,369.30 and 592,375,140.76 is: 816,660,848.50
Step by Step Solution
- Step 1: Write the proportion equation
742,572,701.06 : 1,023,726,369.30 = 592,375,140.76 : x - Step 2: Convert to fraction form
742,572,701.06/1,023,726,369.30 = 592,375,140.76/x - Step 3: Cross multiply
742,572,701.06x = 1,023,726,369.30 × 592,375,140.76 - Step 4: Simplify right side
742,572,701.06x = 606,430,052,116,629,376 - Step 5: Solve for x
x = 606,430,052,116,629,376/742,572,701.06 - Step 6: Final answer
x = 816,660,848.50
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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.