Home / 792,943.74-1,093,764.65-470,425.50

Finding the Fourth Proportional to 792,943.74, 1,093,764.65 and 470,425.50

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Solution

The fourth proportional to 792,943.74, 1,093,764.65 and 470,425.50 is: 648,891.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,943.74 : 1,093,764.65 = 470,425.50 : x
  2. Step 2: Convert to fraction form
    792,943.74/1,093,764.65 = 470,425.50/x
  3. Step 3: Cross multiply
    792,943.74x = 1,093,764.65 × 470,425.50
  4. Step 4: Simplify right side
    792,943.74x = 514,534,780,006.45
  5. Step 5: Solve for x
    x = 514,534,780,006.45/792,943.74
  6. Step 6: Final answer
    x = 648,891.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.