Home / 734,141.72-1,013,122.50-411,858.76

Finding the Fourth Proportional to 734,141.72, 1,013,122.50 and 411,858.76

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Solution

The fourth proportional to 734,141.72, 1,013,122.50 and 411,858.76 is: 568,368.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,141.72 : 1,013,122.50 = 411,858.76 : x
  2. Step 2: Convert to fraction form
    734,141.72/1,013,122.50 = 411,858.76/x
  3. Step 3: Cross multiply
    734,141.72x = 1,013,122.50 × 411,858.76
  4. Step 4: Simplify right side
    734,141.72x = 417,263,376,578.10
  5. Step 5: Solve for x
    x = 417,263,376,578.10/734,141.72
  6. Step 6: Final answer
    x = 568,368.97

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.