Home / 766,171.87-1,057,317.16-444,068.80

Finding the Fourth Proportional to 766,171.87, 1,057,317.16 and 444,068.80

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Solution

The fourth proportional to 766,171.87, 1,057,317.16 and 444,068.80 is: 612,814.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,171.87 : 1,057,317.16 = 444,068.80 : x
  2. Step 2: Convert to fraction form
    766,171.87/1,057,317.16 = 444,068.80/x
  3. Step 3: Cross multiply
    766,171.87x = 1,057,317.16 × 444,068.80
  4. Step 4: Simplify right side
    766,171.87x = 469,521,562,460.61
  5. Step 5: Solve for x
    x = 469,521,562,460.61/766,171.87
  6. Step 6: Final answer
    x = 612,814.93

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1.5x scale

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.