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Finding the Fourth Proportional to 19,382,801.10, 29,011,216.05 and 19,382,801.10

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Solution

The fourth proportional to 19,382,801.10, 29,011,216.05 and 19,382,801.10 is: 29,011,216.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,382,801.10 : 29,011,216.05 = 19,382,801.10 : x
  2. Step 2: Convert to fraction form
    19,382,801.10/29,011,216.05 = 19,382,801.10/x
  3. Step 3: Cross multiply
    19,382,801.10x = 29,011,216.05 × 19,382,801.10
  4. Step 4: Simplify right side
    19,382,801.10x = 562,318,630,366,277.69
  5. Step 5: Solve for x
    x = 562,318,630,366,277.69/19,382,801.10
  6. Step 6: Final answer
    x = 29,011,216.05

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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.