Home / 853,841.03-1,280,767.05-341,548.97

Finding the Fourth Proportional to 853,841.03, 1,280,767.05 and 341,548.97

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Solution

The fourth proportional to 853,841.03, 1,280,767.05 and 341,548.97 is: 512,325.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,841.03 : 1,280,767.05 = 341,548.97 : x
  2. Step 2: Convert to fraction form
    853,841.03/1,280,767.05 = 341,548.97/x
  3. Step 3: Cross multiply
    853,841.03x = 1,280,767.05 × 341,548.97
  4. Step 4: Simplify right side
    853,841.03x = 437,444,669,939.36
  5. Step 5: Solve for x
    x = 437,444,669,939.36/853,841.03
  6. Step 6: Final answer
    x = 512,325.66

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Double scale
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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.