Home / 757,491.37-1,136,235.60-441,726.85

Finding the Fourth Proportional to 757,491.37, 1,136,235.60 and 441,726.85

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Solution

The fourth proportional to 757,491.37, 1,136,235.60 and 441,726.85 is: 662,589.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,491.37 : 1,136,235.60 = 441,726.85 : x
  2. Step 2: Convert to fraction form
    757,491.37/1,136,235.60 = 441,726.85/x
  3. Step 3: Cross multiply
    757,491.37x = 1,136,235.60 × 441,726.85
  4. Step 4: Simplify right side
    757,491.37x = 501,905,772,445.86
  5. Step 5: Solve for x
    x = 501,905,772,445.86/757,491.37
  6. Step 6: Final answer
    x = 662,589.43

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