Home / 324,271.31-447,475.74-181,040.45

Finding the Fourth Proportional to 324,271.31, 447,475.74 and 181,040.45

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Solution

The fourth proportional to 324,271.31, 447,475.74 and 181,040.45 is: 249,825.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,271.31 : 447,475.74 = 181,040.45 : x
  2. Step 2: Convert to fraction form
    324,271.31/447,475.74 = 181,040.45/x
  3. Step 3: Cross multiply
    324,271.31x = 447,475.74 × 181,040.45
  4. Step 4: Simplify right side
    324,271.31x = 81,011,209,333.68
  5. Step 5: Solve for x
    x = 81,011,209,333.68/324,271.31
  6. Step 6: Final answer
    x = 249,825.40

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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.