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Finding the Fourth Proportional to 576,311,011.09, 864,810,805.71 and 529,422,873.52

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Solution

The fourth proportional to 576,311,011.09, 864,810,805.71 and 529,422,873.52 is: 794,450,588.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,311,011.09 : 864,810,805.71 = 529,422,873.52 : x
  2. Step 2: Convert to fraction form
    576,311,011.09/864,810,805.71 = 529,422,873.52/x
  3. Step 3: Cross multiply
    576,311,011.09x = 864,810,805.71 × 529,422,873.52
  4. Step 4: Simplify right side
    576,311,011.09x = 457,850,621,810,134,656
  5. Step 5: Solve for x
    x = 457,850,621,810,134,656/576,311,011.09
  6. Step 6: Final answer
    x = 794,450,588.31

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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.