Home / 807,017.96-1,113,684.72-444,438.68

Finding the Fourth Proportional to 807,017.96, 1,113,684.72 and 444,438.68

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Solution

The fourth proportional to 807,017.96, 1,113,684.72 and 444,438.68 is: 613,325.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,017.96 : 1,113,684.72 = 444,438.68 : x
  2. Step 2: Convert to fraction form
    807,017.96/1,113,684.72 = 444,438.68/x
  3. Step 3: Cross multiply
    807,017.96x = 1,113,684.72 × 444,438.68
  4. Step 4: Simplify right side
    807,017.96x = 494,964,566,892.97
  5. Step 5: Solve for x
    x = 494,964,566,892.97/807,017.96
  6. Step 6: Final answer
    x = 613,325.34

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Half scale
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Double scale
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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.