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Finding the Fourth Proportional to 380,544.71, 524,952.60 and 235,304.06

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Solution

The fourth proportional to 380,544.71, 524,952.60 and 235,304.06 is: 324,596.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,544.71 : 524,952.60 = 235,304.06 : x
  2. Step 2: Convert to fraction form
    380,544.71/524,952.60 = 235,304.06/x
  3. Step 3: Cross multiply
    380,544.71x = 524,952.60 × 235,304.06
  4. Step 4: Simplify right side
    380,544.71x = 123,523,479,009.69
  5. Step 5: Solve for x
    x = 123,523,479,009.69/380,544.71
  6. Step 6: Final answer
    x = 324,596.49

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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.