Finding the Fourth Proportional to 1,272,857.13, 1,908,024.51 and 597,729.93
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Solution
The fourth proportional to 1,272,857.13, 1,908,024.51 and 597,729.93 is: 896,002.65
Step by Step Solution
- Step 1: Write the proportion equation
1,272,857.13 : 1,908,024.51 = 597,729.93 : x - Step 2: Convert to fraction form
1,272,857.13/1,908,024.51 = 597,729.93/x - Step 3: Cross multiply
1,272,857.13x = 1,908,024.51 × 597,729.93 - Step 4: Simplify right side
1,272,857.13x = 1,140,483,356,800.58 - Step 5: Solve for x
x = 1,140,483,356,800.58/1,272,857.13 - Step 6: Final answer
x = 896,002.65
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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.