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Finding the Fourth Proportional to 17,652,653, 26,478,980.94 and 5,685,389

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Solution

The fourth proportional to 17,652,653, 26,478,980.94 and 5,685,389 is: 8,528,083.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,652,653 : 26,478,980.94 = 5,685,389 : x
  2. Step 2: Convert to fraction form
    17,652,653/26,478,980.94 = 5,685,389/x
  3. Step 3: Cross multiply
    17,652,653x = 26,478,980.94 × 5,685,389
  4. Step 4: Simplify right side
    17,652,653x = 150,543,306,967,485.66
  5. Step 5: Solve for x
    x = 150,543,306,967,485.66/17,652,653
  6. Step 6: Final answer
    x = 8,528,083.96

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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.