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Finding the Fourth Proportional to 1,784,254, 2,462,273 and 968,457.86

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Solution

The fourth proportional to 1,784,254, 2,462,273 and 968,457.86 is: 1,336,473.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,254 : 2,462,273 = 968,457.86 : x
  2. Step 2: Convert to fraction form
    1,784,254/2,462,273 = 968,457.86/x
  3. Step 3: Cross multiply
    1,784,254x = 2,462,273 × 968,457.86
  4. Step 4: Simplify right side
    1,784,254x = 2,384,607,640,315.78
  5. Step 5: Solve for x
    x = 2,384,607,640,315.78/1,784,254
  6. Step 6: Final answer
    x = 1,336,473.19

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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.