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Finding the Fourth Proportional to 545,459.51, 817,627.87 and 241,996.58

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Solution

The fourth proportional to 545,459.51, 817,627.87 and 241,996.58 is: 362,745.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,459.51 : 817,627.87 = 241,996.58 : x
  2. Step 2: Convert to fraction form
    545,459.51/817,627.87 = 241,996.58/x
  3. Step 3: Cross multiply
    545,459.51x = 817,627.87 × 241,996.58
  4. Step 4: Simplify right side
    545,459.51x = 197,863,146,171.92
  5. Step 5: Solve for x
    x = 197,863,146,171.92/545,459.51
  6. Step 6: Final answer
    x = 362,745.80

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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.