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Finding the Fourth Proportional to 1,194,404, 1,648,277.54 and 657,860

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Solution

The fourth proportional to 1,194,404, 1,648,277.54 and 657,860 is: 907,846.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,404 : 1,648,277.54 = 657,860 : x
  2. Step 2: Convert to fraction form
    1,194,404/1,648,277.54 = 657,860/x
  3. Step 3: Cross multiply
    1,194,404x = 1,648,277.54 × 657,860
  4. Step 4: Simplify right side
    1,194,404x = 1,084,335,862,464.40
  5. Step 5: Solve for x
    x = 1,084,335,862,464.40/1,194,404
  6. Step 6: Final answer
    x = 907,846.81

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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.