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Finding the Fourth Proportional to 441,030.83, 661,765.14 and 174,785.45

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Solution

The fourth proportional to 441,030.83, 661,765.14 and 174,785.45 is: 262,264.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,030.83 : 661,765.14 = 174,785.45 : x
  2. Step 2: Convert to fraction form
    441,030.83/661,765.14 = 174,785.45/x
  3. Step 3: Cross multiply
    441,030.83x = 661,765.14 × 174,785.45
  4. Step 4: Simplify right side
    441,030.83x = 115,666,914,480.39
  5. Step 5: Solve for x
    x = 115,666,914,480.39/441,030.83
  6. Step 6: Final answer
    x = 262,264.92

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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.