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Finding the Fourth Proportional to 5,606,499.09, 8,411,700.29 and 1,768,914.03

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Solution

The fourth proportional to 5,606,499.09, 8,411,700.29 and 1,768,914.03 is: 2,653,986.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,606,499.09 : 8,411,700.29 = 1,768,914.03 : x
  2. Step 2: Convert to fraction form
    5,606,499.09/8,411,700.29 = 1,768,914.03/x
  3. Step 3: Cross multiply
    5,606,499.09x = 8,411,700.29 × 1,768,914.03
  4. Step 4: Simplify right side
    5,606,499.09x = 14,879,574,650,291.50
  5. Step 5: Solve for x
    x = 14,879,574,650,291.50/5,606,499.09
  6. Step 6: Final answer
    x = 2,653,986.81

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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.