Home / 699,251.13-1,048,876.70-462,538.45

Finding the Fourth Proportional to 699,251.13, 1,048,876.70 and 462,538.45

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Solution

The fourth proportional to 699,251.13, 1,048,876.70 and 462,538.45 is: 693,807.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,251.13 : 1,048,876.70 = 462,538.45 : x
  2. Step 2: Convert to fraction form
    699,251.13/1,048,876.70 = 462,538.45/x
  3. Step 3: Cross multiply
    699,251.13x = 1,048,876.70 × 462,538.45
  4. Step 4: Simplify right side
    699,251.13x = 485,145,802,057.52
  5. Step 5: Solve for x
    x = 485,145,802,057.52/699,251.13
  6. Step 6: Final answer
    x = 693,807.68

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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.