Home / 793,289.21-1,095,640.46-534,720.20

Finding the Fourth Proportional to 793,289.21, 1,095,640.46 and 534,720.20

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Solution

The fourth proportional to 793,289.21, 1,095,640.46 and 534,720.20 is: 738,521.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,289.21 : 1,095,640.46 = 534,720.20 : x
  2. Step 2: Convert to fraction form
    793,289.21/1,095,640.46 = 534,720.20/x
  3. Step 3: Cross multiply
    793,289.21x = 1,095,640.46 × 534,720.20
  4. Step 4: Simplify right side
    793,289.21x = 585,861,083,225.69
  5. Step 5: Solve for x
    x = 585,861,083,225.69/793,289.21
  6. Step 6: Final answer
    x = 738,521.43

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