Home / 766,171.38-1,057,316.45-444,068.31

Finding the Fourth Proportional to 766,171.38, 1,057,316.45 and 444,068.31

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Solution

The fourth proportional to 766,171.38, 1,057,316.45 and 444,068.31 is: 612,814.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,171.38 : 1,057,316.45 = 444,068.31 : x
  2. Step 2: Convert to fraction form
    766,171.38/1,057,316.45 = 444,068.31/x
  3. Step 3: Cross multiply
    766,171.38x = 1,057,316.45 × 444,068.31
  4. Step 4: Simplify right side
    766,171.38x = 469,520,724,645.98
  5. Step 5: Solve for x
    x = 469,520,724,645.98/766,171.38
  6. Step 6: Final answer
    x = 612,814.23

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Double scale
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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.