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Finding the Fourth Proportional to 590,092,431.40, 885,138,647.10 and 590,092,431.40

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Solution

The fourth proportional to 590,092,431.40, 885,138,647.10 and 590,092,431.40 is: 885,138,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,092,431.40 : 885,138,647.10 = 590,092,431.40 : x
  2. Step 2: Convert to fraction form
    590,092,431.40/885,138,647.10 = 590,092,431.40/x
  3. Step 3: Cross multiply
    590,092,431.40x = 885,138,647.10 × 590,092,431.40
  4. Step 4: Simplify right side
    590,092,431.40x = 522,313,616,393,345,536
  5. Step 5: Solve for x
    x = 522,313,616,393,345,536/590,092,431.40
  6. Step 6: Final answer
    x = 885,138,647.10

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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.