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Finding the Third Proportional to 4,004,036.50 and 8,637,929

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Solution

The third proportional to 4,004,036.50 and 8,637,929 is: 18,634,649.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,004,036.50 : 8,637,929 = 8,637,929 : x
  2. Step 2: Convert to fraction form
    4,004,036.50/8,637,929 = 8,637,929/x
  3. Step 3: Cross multiply
    4,004,036.50x = 8,637,929 × 8,637,929
  4. Step 4: Simplify right side
    4,004,036.50x = 74,613,817,409,041
  5. Step 5: Solve for x
    x = 74,613,817,409,041/4,004,036.50
  6. Step 6: Final answer
    x = 18,634,649.66

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.