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Finding the Third Proportional to 4,958,885.81 and 7,662,746.81

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Solution

The third proportional to 4,958,885.81 and 7,662,746.81 is: 11,840,903.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958,885.81 : 7,662,746.81 = 7,662,746.81 : x
  2. Step 2: Convert to fraction form
    4,958,885.81/7,662,746.81 = 7,662,746.81/x
  3. Step 3: Cross multiply
    4,958,885.81x = 7,662,746.81 × 7,662,746.81
  4. Step 4: Simplify right side
    4,958,885.81x = 58,717,688,712,478.91
  5. Step 5: Solve for x
    x = 58,717,688,712,478.91/4,958,885.81
  6. Step 6: Final answer
    x = 11,840,903.57

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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.