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Finding the Fourth Proportional to 295,950,899.80, 415,011,504.20 and 295,950,899.80

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Solution

The fourth proportional to 295,950,899.80, 415,011,504.20 and 295,950,899.80 is: 415,011,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,950,899.80 : 415,011,504.20 = 295,950,899.80 : x
  2. Step 2: Convert to fraction form
    295,950,899.80/415,011,504.20 = 295,950,899.80/x
  3. Step 3: Cross multiply
    295,950,899.80x = 415,011,504.20 × 295,950,899.80
  4. Step 4: Simplify right side
    295,950,899.80x = 122,823,028,095,341,488
  5. Step 5: Solve for x
    x = 122,823,028,095,341,488/295,950,899.80
  6. Step 6: Final answer
    x = 415,011,504.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.