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Finding the Fourth Proportional to 446,558.68, 616,253.94 and 242,609.56

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Solution

The fourth proportional to 446,558.68, 616,253.94 and 242,609.56 is: 334,802.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,558.68 : 616,253.94 = 242,609.56 : x
  2. Step 2: Convert to fraction form
    446,558.68/616,253.94 = 242,609.56/x
  3. Step 3: Cross multiply
    446,558.68x = 616,253.94 × 242,609.56
  4. Step 4: Simplify right side
    446,558.68x = 149,509,095,691.03
  5. Step 5: Solve for x
    x = 149,509,095,691.03/446,558.68
  6. Step 6: Final answer
    x = 334,802.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.