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Finding the Fourth Proportional to 1,294,706,624.40, 1,942,059,936.60 and 1,294,706,624.40

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Solution

The fourth proportional to 1,294,706,624.40, 1,942,059,936.60 and 1,294,706,624.40 is: 1,942,059,936.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,706,624.40 : 1,942,059,936.60 = 1,294,706,624.40 : x
  2. Step 2: Convert to fraction form
    1,294,706,624.40/1,942,059,936.60 = 1,294,706,624.40/x
  3. Step 3: Cross multiply
    1,294,706,624.40x = 1,942,059,936.60 × 1,294,706,624.40
  4. Step 4: Simplify right side
    1,294,706,624.40x = 2,514,397,864,897,864,192
  5. Step 5: Solve for x
    x = 2,514,397,864,897,864,192/1,294,706,624.40
  6. Step 6: Final answer
    x = 1,942,059,936.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.