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Finding the Fourth Proportional to 1,368,368, 2,052,888.36 and 469,822.88

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Solution

The fourth proportional to 1,368,368, 2,052,888.36 and 469,822.88 is: 704,849.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,368 : 2,052,888.36 = 469,822.88 : x
  2. Step 2: Convert to fraction form
    1,368,368/2,052,888.36 = 469,822.88/x
  3. Step 3: Cross multiply
    1,368,368x = 2,052,888.36 × 469,822.88
  4. Step 4: Simplify right side
    1,368,368x = 964,493,921,613.68
  5. Step 5: Solve for x
    x = 964,493,921,613.68/1,368,368
  6. Step 6: Final answer
    x = 704,849.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.