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Finding the Third Proportional to 17,955,497.81 and 27,859,555.13

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Solution

The third proportional to 17,955,497.81 and 27,859,555.13 is: 43,226,582.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,955,497.81 : 27,859,555.13 = 27,859,555.13 : x
  2. Step 2: Convert to fraction form
    17,955,497.81/27,859,555.13 = 27,859,555.13/x
  3. Step 3: Cross multiply
    17,955,497.81x = 27,859,555.13 × 27,859,555.13
  4. Step 4: Simplify right side
    17,955,497.81x = 776,154,811,762,913.75
  5. Step 5: Solve for x
    x = 776,154,811,762,913.75/17,955,497.81
  6. Step 6: Final answer
    x = 43,226,582.74

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.