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Finding the Third Proportional to 19,849,629.66 and 42,996,895.88

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Solution

The third proportional to 19,849,629.66 and 42,996,895.88 is: 93,136,904.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,849,629.66 : 42,996,895.88 = 42,996,895.88 : x
  2. Step 2: Convert to fraction form
    19,849,629.66/42,996,895.88 = 42,996,895.88/x
  3. Step 3: Cross multiply
    19,849,629.66x = 42,996,895.88 × 42,996,895.88
  4. Step 4: Simplify right side
    19,849,629.66x = 1,848,733,054,885,592
  5. Step 5: Solve for x
    x = 1,848,733,054,885,592/19,849,629.66
  6. Step 6: Final answer
    x = 93,136,904.16

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.