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Finding the Fourth Proportional to 1,499,337, 2,249,007.66 and 612,873

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Solution

The fourth proportional to 1,499,337, 2,249,007.66 and 612,873 is: 919,310.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499,337 : 2,249,007.66 = 612,873 : x
  2. Step 2: Convert to fraction form
    1,499,337/2,249,007.66 = 612,873/x
  3. Step 3: Cross multiply
    1,499,337x = 2,249,007.66 × 612,873
  4. Step 4: Simplify right side
    1,499,337x = 1,378,356,071,607.18
  5. Step 5: Solve for x
    x = 1,378,356,071,607.18/1,499,337
  6. Step 6: Final answer
    x = 919,310.38

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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.