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Finding the Fourth Proportional to 544,457.54, 816,852.48 and 278,404.94

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Solution

The fourth proportional to 544,457.54, 816,852.48 and 278,404.94 is: 417,692.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,457.54 : 816,852.48 = 278,404.94 : x
  2. Step 2: Convert to fraction form
    544,457.54/816,852.48 = 278,404.94/x
  3. Step 3: Cross multiply
    544,457.54x = 816,852.48 × 278,404.94
  4. Step 4: Simplify right side
    544,457.54x = 227,415,765,683.25
  5. Step 5: Solve for x
    x = 227,415,765,683.25/544,457.54
  6. Step 6: Final answer
    x = 417,692.38

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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.