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Finding the Fourth Proportional to 6,801,850.59, 9,386,978.01 and 3,746,064.03

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Solution

The fourth proportional to 6,801,850.59, 9,386,978.01 and 3,746,064.03 is: 5,169,801.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,801,850.59 : 9,386,978.01 = 3,746,064.03 : x
  2. Step 2: Convert to fraction form
    6,801,850.59/9,386,978.01 = 3,746,064.03/x
  3. Step 3: Cross multiply
    6,801,850.59x = 9,386,978.01 × 3,746,064.03
  4. Step 4: Simplify right side
    6,801,850.59x = 35,164,220,673,661.98
  5. Step 5: Solve for x
    x = 35,164,220,673,661.98/6,801,850.59
  6. Step 6: Final answer
    x = 5,169,801.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.