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Finding the Fourth Proportional to 1,671,563, 2,306,756.94 and 956,171

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Solution

The fourth proportional to 1,671,563, 2,306,756.94 and 956,171 is: 1,319,515.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,671,563 : 2,306,756.94 = 956,171 : x
  2. Step 2: Convert to fraction form
    1,671,563/2,306,756.94 = 956,171/x
  3. Step 3: Cross multiply
    1,671,563x = 2,306,756.94 × 956,171
  4. Step 4: Simplify right side
    1,671,563x = 2,205,654,090,076.74
  5. Step 5: Solve for x
    x = 2,205,654,090,076.74/1,671,563
  6. Step 6: Final answer
    x = 1,319,515.98

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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.