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Finding the Fourth Proportional to 6,489,624.61, 9,733,693.33 and 1,697,776.39

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Solution

The fourth proportional to 6,489,624.61, 9,733,693.33 and 1,697,776.39 is: 2,546,470.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,489,624.61 : 9,733,693.33 = 1,697,776.39 : x
  2. Step 2: Convert to fraction form
    6,489,624.61/9,733,693.33 = 1,697,776.39/x
  3. Step 3: Cross multiply
    6,489,624.61x = 9,733,693.33 × 1,697,776.39
  4. Step 4: Simplify right side
    6,489,624.61x = 16,525,634,723,174.48
  5. Step 5: Solve for x
    x = 16,525,634,723,174.48/6,489,624.61
  6. Step 6: Final answer
    x = 2,546,470.05

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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.