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Finding the Fourth Proportional to 362,534.40, 543,270.40 and 325,094.40

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Solution

The fourth proportional to 362,534.40, 543,270.40 and 325,094.40 is: 487,165.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,534.40 : 543,270.40 = 325,094.40 : x
  2. Step 2: Convert to fraction form
    362,534.40/543,270.40 = 325,094.40/x
  3. Step 3: Cross multiply
    362,534.40x = 543,270.40 × 325,094.40
  4. Step 4: Simplify right side
    362,534.40x = 176,614,164,725.76
  5. Step 5: Solve for x
    x = 176,614,164,725.76/362,534.40
  6. Step 6: Final answer
    x = 487,165.26

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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.