Home / 623,131.47-934,697.21-149,816.83

Finding the Fourth Proportional to 623,131.47, 934,697.21 and 149,816.83

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Solution

The fourth proportional to 623,131.47, 934,697.21 and 149,816.83 is: 224,725.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,131.47 : 934,697.21 = 149,816.83 : x
  2. Step 2: Convert to fraction form
    623,131.47/934,697.21 = 149,816.83/x
  3. Step 3: Cross multiply
    623,131.47x = 934,697.21 × 149,816.83
  4. Step 4: Simplify right side
    623,131.47x = 140,033,373,012.04
  5. Step 5: Solve for x
    x = 140,033,373,012.04/623,131.47
  6. Step 6: Final answer
    x = 224,725.25

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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.