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Finding the Fourth Proportional to 176,275,590.30, 247,040,918.10 and 176,275,590.30

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Solution

The fourth proportional to 176,275,590.30, 247,040,918.10 and 176,275,590.30 is: 247,040,918.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,275,590.30 : 247,040,918.10 = 176,275,590.30 : x
  2. Step 2: Convert to fraction form
    176,275,590.30/247,040,918.10 = 176,275,590.30/x
  3. Step 3: Cross multiply
    176,275,590.30x = 247,040,918.10 × 176,275,590.30
  4. Step 4: Simplify right side
    176,275,590.30x = 43,547,283,666,331,456
  5. Step 5: Solve for x
    x = 43,547,283,666,331,456/176,275,590.30
  6. Step 6: Final answer
    x = 247,040,918.10

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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.