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Finding the Fourth Proportional to 799,804.81, 1,097,855.56 and 707,130.69

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Solution

The fourth proportional to 799,804.81, 1,097,855.56 and 707,130.69 is: 970,646.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,804.81 : 1,097,855.56 = 707,130.69 : x
  2. Step 2: Convert to fraction form
    799,804.81/1,097,855.56 = 707,130.69/x
  3. Step 3: Cross multiply
    799,804.81x = 1,097,855.56 × 707,130.69
  4. Step 4: Simplify right side
    799,804.81x = 776,327,359,663.14
  5. Step 5: Solve for x
    x = 776,327,359,663.14/799,804.81
  6. Step 6: Final answer
    x = 970,646.03

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.