Home / 734,370.56-1,013,349.12-412,013.60

Finding the Fourth Proportional to 734,370.56, 1,013,349.12 and 412,013.60

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Solution

The fourth proportional to 734,370.56, 1,013,349.12 and 412,013.60 is: 568,532.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,370.56 : 1,013,349.12 = 412,013.60 : x
  2. Step 2: Convert to fraction form
    734,370.56/1,013,349.12 = 412,013.60/x
  3. Step 3: Cross multiply
    734,370.56x = 1,013,349.12 × 412,013.60
  4. Step 4: Simplify right side
    734,370.56x = 417,513,618,988.03
  5. Step 5: Solve for x
    x = 417,513,618,988.03/734,370.56
  6. Step 6: Final answer
    x = 568,532.62

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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.