Home / 1,300,171.77-1,794,248.42-727,265.25

Finding the Fourth Proportional to 1,300,171.77, 1,794,248.42 and 727,265.25

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Solution

The fourth proportional to 1,300,171.77, 1,794,248.42 and 727,265.25 is: 1,003,632.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,171.77 : 1,794,248.42 = 727,265.25 : x
  2. Step 2: Convert to fraction form
    1,300,171.77/1,794,248.42 = 727,265.25/x
  3. Step 3: Cross multiply
    1,300,171.77x = 1,794,248.42 × 727,265.25
  4. Step 4: Simplify right side
    1,300,171.77x = 1,304,894,522,097.08
  5. Step 5: Solve for x
    x = 1,304,894,522,097.08/1,300,171.77
  6. Step 6: Final answer
    x = 1,003,632.41

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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.