Home / 723,592.33-998,425.38-417,557.06

Finding the Fourth Proportional to 723,592.33, 998,425.38 and 417,557.06

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Solution

The fourth proportional to 723,592.33, 998,425.38 and 417,557.06 is: 576,152.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,592.33 : 998,425.38 = 417,557.06 : x
  2. Step 2: Convert to fraction form
    723,592.33/998,425.38 = 417,557.06/x
  3. Step 3: Cross multiply
    723,592.33x = 998,425.38 × 417,557.06
  4. Step 4: Simplify right side
    723,592.33x = 416,899,568,798.25
  5. Step 5: Solve for x
    x = 416,899,568,798.25/723,592.33
  6. Step 6: Final answer
    x = 576,152.56

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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.