Home / 766,293.12-1,057,484.04-444,189.84

Finding the Fourth Proportional to 766,293.12, 1,057,484.04 and 444,189.84

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Solution

The fourth proportional to 766,293.12, 1,057,484.04 and 444,189.84 is: 612,981.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,293.12 : 1,057,484.04 = 444,189.84 : x
  2. Step 2: Convert to fraction form
    766,293.12/1,057,484.04 = 444,189.84/x
  3. Step 3: Cross multiply
    766,293.12x = 1,057,484.04 × 444,189.84
  4. Step 4: Simplify right side
    766,293.12x = 469,723,666,530.15
  5. Step 5: Solve for x
    x = 469,723,666,530.15/766,293.12
  6. Step 6: Final answer
    x = 612,981.71

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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.