Home / 469,005.20-703,507.80-169,629.20

Finding the Fourth Proportional to 469,005.20, 703,507.80 and 169,629.20

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Solution

The fourth proportional to 469,005.20, 703,507.80 and 169,629.20 is: 254,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,005.20 : 703,507.80 = 169,629.20 : x
  2. Step 2: Convert to fraction form
    469,005.20/703,507.80 = 169,629.20/x
  3. Step 3: Cross multiply
    469,005.20x = 703,507.80 × 169,629.20
  4. Step 4: Simplify right side
    469,005.20x = 119,335,465,307.76
  5. Step 5: Solve for x
    x = 119,335,465,307.76/469,005.20
  6. Step 6: Final answer
    x = 254,443.80

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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.