Home / 558,489.40-837,734.10-401,025.40

Finding the Fourth Proportional to 558,489.40, 837,734.10 and 401,025.40

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Solution

The fourth proportional to 558,489.40, 837,734.10 and 401,025.40 is: 601,538.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,489.40 : 837,734.10 = 401,025.40 : x
  2. Step 2: Convert to fraction form
    558,489.40/837,734.10 = 401,025.40/x
  3. Step 3: Cross multiply
    558,489.40x = 837,734.10 × 401,025.40
  4. Step 4: Simplify right side
    558,489.40x = 335,952,652,546.14
  5. Step 5: Solve for x
    x = 335,952,652,546.14/558,489.40
  6. Step 6: Final answer
    x = 601,538.10

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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.