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Finding the Fourth Proportional to 1,859,994, 2,790,016.92 and 530,298

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Solution

The fourth proportional to 1,859,994, 2,790,016.92 and 530,298 is: 795,454.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,994 : 2,790,016.92 = 530,298 : x
  2. Step 2: Convert to fraction form
    1,859,994/2,790,016.92 = 530,298/x
  3. Step 3: Cross multiply
    1,859,994x = 2,790,016.92 × 530,298
  4. Step 4: Simplify right side
    1,859,994x = 1,479,540,392,642.16
  5. Step 5: Solve for x
    x = 1,479,540,392,642.16/1,859,994
  6. Step 6: Final answer
    x = 795,454.39

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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.