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Finding the Fourth Proportional to 242,898.03, 364,357.98 and 74,406.06

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Solution

The fourth proportional to 242,898.03, 364,357.98 and 74,406.06 is: 111,612.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,898.03 : 364,357.98 = 74,406.06 : x
  2. Step 2: Convert to fraction form
    242,898.03/364,357.98 = 74,406.06/x
  3. Step 3: Cross multiply
    242,898.03x = 364,357.98 × 74,406.06
  4. Step 4: Simplify right side
    242,898.03x = 27,110,441,721.36
  5. Step 5: Solve for x
    x = 27,110,441,721.36/242,898.03
  6. Step 6: Final answer
    x = 111,612.44

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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.