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Finding the Fourth Proportional to 360,094.80, 539,808.24 and 123,381.24

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Solution

The fourth proportional to 360,094.80, 539,808.24 and 123,381.24 is: 184,957.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,094.80 : 539,808.24 = 123,381.24 : x
  2. Step 2: Convert to fraction form
    360,094.80/539,808.24 = 123,381.24/x
  3. Step 3: Cross multiply
    360,094.80x = 539,808.24 × 123,381.24
  4. Step 4: Simplify right side
    360,094.80x = 66,602,210,013.42
  5. Step 5: Solve for x
    x = 66,602,210,013.42/360,094.80
  6. Step 6: Final answer
    x = 184,957.43

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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.