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Finding the Third Proportional to 15,312,310.50 and 33,406,411.50

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Solution

The third proportional to 15,312,310.50 and 33,406,411.50 is: 72,881,772.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,312,310.50 : 33,406,411.50 = 33,406,411.50 : x
  2. Step 2: Convert to fraction form
    15,312,310.50/33,406,411.50 = 33,406,411.50/x
  3. Step 3: Cross multiply
    15,312,310.50x = 33,406,411.50 × 33,406,411.50
  4. Step 4: Simplify right side
    15,312,310.50x = 1,115,988,329,307,332.25
  5. Step 5: Solve for x
    x = 1,115,988,329,307,332.25/15,312,310.50
  6. Step 6: Final answer
    x = 72,881,772.43

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.