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Finding the Fourth Proportional to 242,238.40, 363,419.04 and 159,294.40

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Solution

The fourth proportional to 242,238.40, 363,419.04 and 159,294.40 is: 238,982.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,238.40 : 363,419.04 = 159,294.40 : x
  2. Step 2: Convert to fraction form
    242,238.40/363,419.04 = 159,294.40/x
  3. Step 3: Cross multiply
    242,238.40x = 363,419.04 × 159,294.40
  4. Step 4: Simplify right side
    242,238.40x = 57,890,617,925.38
  5. Step 5: Solve for x
    x = 57,890,617,925.38/242,238.40
  6. Step 6: Final answer
    x = 238,982.00

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1.5x scale

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.