Home / 558,498.40-837,747.60-401,034.40

Finding the Fourth Proportional to 558,498.40, 837,747.60 and 401,034.40

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Solution

The fourth proportional to 558,498.40, 837,747.60 and 401,034.40 is: 601,551.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,498.40 : 837,747.60 = 401,034.40 : x
  2. Step 2: Convert to fraction form
    558,498.40/837,747.60 = 401,034.40/x
  3. Step 3: Cross multiply
    558,498.40x = 837,747.60 × 401,034.40
  4. Step 4: Simplify right side
    558,498.40x = 335,965,606,117.44
  5. Step 5: Solve for x
    x = 335,965,606,117.44/558,498.40
  6. Step 6: Final answer
    x = 601,551.60

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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.