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Finding the Fourth Proportional to 1,762,092, 2,431,689.12 and 957,276

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Solution

The fourth proportional to 1,762,092, 2,431,689.12 and 957,276 is: 1,321,042.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,092 : 2,431,689.12 = 957,276 : x
  2. Step 2: Convert to fraction form
    1,762,092/2,431,689.12 = 957,276/x
  3. Step 3: Cross multiply
    1,762,092x = 2,431,689.12 × 957,276
  4. Step 4: Simplify right side
    1,762,092x = 2,327,797,634,037.12
  5. Step 5: Solve for x
    x = 2,327,797,634,037.12/1,762,092
  6. Step 6: Final answer
    x = 1,321,042.05

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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.