Home / 591,314.20-886,971.30-254,516.20

Finding the Fourth Proportional to 591,314.20, 886,971.30 and 254,516.20

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Solution

The fourth proportional to 591,314.20, 886,971.30 and 254,516.20 is: 381,774.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,314.20 : 886,971.30 = 254,516.20 : x
  2. Step 2: Convert to fraction form
    591,314.20/886,971.30 = 254,516.20/x
  3. Step 3: Cross multiply
    591,314.20x = 886,971.30 × 254,516.20
  4. Step 4: Simplify right side
    591,314.20x = 225,748,564,785.06
  5. Step 5: Solve for x
    x = 225,748,564,785.06/591,314.20
  6. Step 6: Final answer
    x = 381,774.30

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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.