Home / 696,072.40-1,044,108.60-341,778.40

Finding the Fourth Proportional to 696,072.40, 1,044,108.60 and 341,778.40

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Solution

The fourth proportional to 696,072.40, 1,044,108.60 and 341,778.40 is: 512,667.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,072.40 : 1,044,108.60 = 341,778.40 : x
  2. Step 2: Convert to fraction form
    696,072.40/1,044,108.60 = 341,778.40/x
  3. Step 3: Cross multiply
    696,072.40x = 1,044,108.60 × 341,778.40
  4. Step 4: Simplify right side
    696,072.40x = 356,853,766,734.24
  5. Step 5: Solve for x
    x = 356,853,766,734.24/696,072.40
  6. Step 6: Final answer
    x = 512,667.60

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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.