Home / 766,367.54-1,057,587.41-444,265.10

Finding the Fourth Proportional to 766,367.54, 1,057,587.41 and 444,265.10

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Solution

The fourth proportional to 766,367.54, 1,057,587.41 and 444,265.10 is: 613,085.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,367.54 : 1,057,587.41 = 444,265.10 : x
  2. Step 2: Convert to fraction form
    766,367.54/1,057,587.41 = 444,265.10/x
  3. Step 3: Cross multiply
    766,367.54x = 1,057,587.41 × 444,265.10
  4. Step 4: Simplify right side
    766,367.54x = 469,849,174,241.07
  5. Step 5: Solve for x
    x = 469,849,174,241.07/766,367.54
  6. Step 6: Final answer
    x = 613,085.95

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Double scale
Find fourth proportional to 766,368.54, 1,057,588.79 and 444,266.10
Similar ratio
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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.