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Finding the Fourth Proportional to 242,936.40, 364,404.60 and 183,887.40

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Solution

The fourth proportional to 242,936.40, 364,404.60 and 183,887.40 is: 275,831.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,936.40 : 364,404.60 = 183,887.40 : x
  2. Step 2: Convert to fraction form
    242,936.40/364,404.60 = 183,887.40/x
  3. Step 3: Cross multiply
    242,936.40x = 364,404.60 × 183,887.40
  4. Step 4: Simplify right side
    242,936.40x = 67,009,414,442.04
  5. Step 5: Solve for x
    x = 67,009,414,442.04/242,936.40
  6. Step 6: Final answer
    x = 275,831.10

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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.