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Finding the Fourth Proportional to 242,532.66, 363,985.80 and 195,263.40

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Solution

The fourth proportional to 242,532.66, 363,985.80 and 195,263.40 is: 293,045.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,532.66 : 363,985.80 = 195,263.40 : x
  2. Step 2: Convert to fraction form
    242,532.66/363,985.80 = 195,263.40/x
  3. Step 3: Cross multiply
    242,532.66x = 363,985.80 × 195,263.40
  4. Step 4: Simplify right side
    242,532.66x = 71,073,104,859.72
  5. Step 5: Solve for x
    x = 71,073,104,859.72/242,532.66
  6. Step 6: Final answer
    x = 293,045.50

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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.