Finding the Fourth Proportional to 1,938,852.18, 2,908,257.86 and 499,529.74
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Solution
The fourth proportional to 1,938,852.18, 2,908,257.86 and 499,529.74 is: 749,289.35
Step by Step Solution
- Step 1: Write the proportion equation
1,938,852.18 : 2,908,257.86 = 499,529.74 : x - Step 2: Convert to fraction form
1,938,852.18/2,908,257.86 = 499,529.74/x - Step 3: Cross multiply
1,938,852.18x = 2,908,257.86 × 499,529.74 - Step 4: Simplify right side
1,938,852.18x = 1,452,761,292,658.76 - Step 5: Solve for x
x = 1,452,761,292,658.76/1,938,852.18 - Step 6: Final answer
x = 749,289.35
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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.