Home / 633,176.10-949,764.15-189,944.10

Finding the Fourth Proportional to 633,176.10, 949,764.15 and 189,944.10

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Solution

The fourth proportional to 633,176.10, 949,764.15 and 189,944.10 is: 284,916.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,176.10 : 949,764.15 = 189,944.10 : x
  2. Step 2: Convert to fraction form
    633,176.10/949,764.15 = 189,944.10/x
  3. Step 3: Cross multiply
    633,176.10x = 949,764.15 × 189,944.10
  4. Step 4: Simplify right side
    633,176.10x = 180,402,096,684.02
  5. Step 5: Solve for x
    x = 180,402,096,684.02/633,176.10
  6. Step 6: Final answer
    x = 284,916.15

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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.