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Finding the Third Proportional to 4,224,303.56 and 8,672,547.94

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Solution

The third proportional to 4,224,303.56 and 8,672,547.94 is: 17,804,849.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,224,303.56 : 8,672,547.94 = 8,672,547.94 : x
  2. Step 2: Convert to fraction form
    4,224,303.56/8,672,547.94 = 8,672,547.94/x
  3. Step 3: Cross multiply
    4,224,303.56x = 8,672,547.94 × 8,672,547.94
  4. Step 4: Simplify right side
    4,224,303.56x = 75,213,087,728,235.50
  5. Step 5: Solve for x
    x = 75,213,087,728,235.50/4,224,303.56
  6. Step 6: Final answer
    x = 17,804,849.16

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.