Home / 790,358.34-1,185,537.52-291,722.34

Finding the Fourth Proportional to 790,358.34, 1,185,537.52 and 291,722.34

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Solution

The fourth proportional to 790,358.34, 1,185,537.52 and 291,722.34 is: 437,583.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,358.34 : 1,185,537.52 = 291,722.34 : x
  2. Step 2: Convert to fraction form
    790,358.34/1,185,537.52 = 291,722.34/x
  3. Step 3: Cross multiply
    790,358.34x = 1,185,537.52 × 291,722.34
  4. Step 4: Simplify right side
    790,358.34x = 345,847,782,661.68
  5. Step 5: Solve for x
    x = 345,847,782,661.68/790,358.34
  6. Step 6: Final answer
    x = 437,583.52

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.