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Finding the Fourth Proportional to 799,807.83, 1,097,859.67 and 707,133.70

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Solution

The fourth proportional to 799,807.83, 1,097,859.67 and 707,133.70 is: 970,650.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,807.83 : 1,097,859.67 = 707,133.70 : x
  2. Step 2: Convert to fraction form
    799,807.83/1,097,859.67 = 707,133.70/x
  3. Step 3: Cross multiply
    799,807.83x = 1,097,859.67 × 707,133.70
  4. Step 4: Simplify right side
    799,807.83x = 776,333,570,527.88
  5. Step 5: Solve for x
    x = 776,333,570,527.88/799,807.83
  6. Step 6: Final answer
    x = 970,650.13

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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.