Home / 742,326.24-1,114,049.13-543,160.44

Finding the Fourth Proportional to 742,326.24, 1,114,049.13 and 543,160.44

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Solution

The fourth proportional to 742,326.24, 1,114,049.13 and 543,160.44 is: 815,150.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,326.24 : 1,114,049.13 = 543,160.44 : x
  2. Step 2: Convert to fraction form
    742,326.24/1,114,049.13 = 543,160.44/x
  3. Step 3: Cross multiply
    742,326.24x = 1,114,049.13 × 543,160.44
  4. Step 4: Simplify right side
    742,326.24x = 605,107,415,632.42
  5. Step 5: Solve for x
    x = 605,107,415,632.42/742,326.24
  6. Step 6: Final answer
    x = 815,150.24

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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.