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Finding the Fourth Proportional to 577,483,400.70, 866,225,101.05 and 286,395,450.30

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Solution

The fourth proportional to 577,483,400.70, 866,225,101.05 and 286,395,450.30 is: 429,593,175.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,483,400.70 : 866,225,101.05 = 286,395,450.30 : x
  2. Step 2: Convert to fraction form
    577,483,400.70/866,225,101.05 = 286,395,450.30/x
  3. Step 3: Cross multiply
    577,483,400.70x = 866,225,101.05 × 286,395,450.30
  4. Step 4: Simplify right side
    577,483,400.70x = 248,082,927,876,377,760
  5. Step 5: Solve for x
    x = 248,082,927,876,377,760/577,483,400.70
  6. Step 6: Final answer
    x = 429,593,175.45

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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.