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Finding the Fourth Proportional to 2,021,054.70, 3,031,582.05 and 2,021,054.70

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Solution

The fourth proportional to 2,021,054.70, 3,031,582.05 and 2,021,054.70 is: 3,031,582.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,054.70 : 3,031,582.05 = 2,021,054.70 : x
  2. Step 2: Convert to fraction form
    2,021,054.70/3,031,582.05 = 2,021,054.70/x
  3. Step 3: Cross multiply
    2,021,054.70x = 3,031,582.05 × 2,021,054.70
  4. Step 4: Simplify right side
    2,021,054.70x = 6,126,993,150,588.14
  5. Step 5: Solve for x
    x = 6,126,993,150,588.14/2,021,054.70
  6. Step 6: Final answer
    x = 3,031,582.05

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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.