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Finding the Fourth Proportional to 1,749,943.41, 2,414,996.28 and 975,574.10

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Solution

The fourth proportional to 1,749,943.41, 2,414,996.28 and 975,574.10 is: 1,346,333.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749,943.41 : 2,414,996.28 = 975,574.10 : x
  2. Step 2: Convert to fraction form
    1,749,943.41/2,414,996.28 = 975,574.10/x
  3. Step 3: Cross multiply
    1,749,943.41x = 2,414,996.28 × 975,574.10
  4. Step 4: Simplify right side
    1,749,943.41x = 2,356,007,810,289.37
  5. Step 5: Solve for x
    x = 2,356,007,810,289.37/1,749,943.41
  6. Step 6: Final answer
    x = 1,346,333.71

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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.