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Finding the Fourth Proportional to 29,777,839.20, 44,666,758.80 and 10,630,216.80

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Solution

The fourth proportional to 29,777,839.20, 44,666,758.80 and 10,630,216.80 is: 15,945,325.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,777,839.20 : 44,666,758.80 = 10,630,216.80 : x
  2. Step 2: Convert to fraction form
    29,777,839.20/44,666,758.80 = 10,630,216.80/x
  3. Step 3: Cross multiply
    29,777,839.20x = 44,666,758.80 × 10,630,216.80
  4. Step 4: Simplify right side
    29,777,839.20x = 474,817,329,797,307.81
  5. Step 5: Solve for x
    x = 474,817,329,797,307.81/29,777,839.20
  6. Step 6: Final answer
    x = 15,945,325.20

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1.5x scale

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.