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Finding the Fourth Proportional to 35,218,851.40, 49,205,615 and 35,218,851.40

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Solution

The fourth proportional to 35,218,851.40, 49,205,615 and 35,218,851.40 is: 49,205,615

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,218,851.40 : 49,205,615 = 35,218,851.40 : x
  2. Step 2: Convert to fraction form
    35,218,851.40/49,205,615 = 35,218,851.40/x
  3. Step 3: Cross multiply
    35,218,851.40x = 49,205,615 × 35,218,851.40
  4. Step 4: Simplify right side
    35,218,851.40x = 1,732,965,242,730,611
  5. Step 5: Solve for x
    x = 1,732,965,242,730,611/35,218,851.40
  6. Step 6: Final answer
    x = 49,205,615

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.