Home / 435,828.12-653,784.66-169,610.28

Finding the Fourth Proportional to 435,828.12, 653,784.66 and 169,610.28

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Solution

The fourth proportional to 435,828.12, 653,784.66 and 169,610.28 is: 254,431.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,828.12 : 653,784.66 = 169,610.28 : x
  2. Step 2: Convert to fraction form
    435,828.12/653,784.66 = 169,610.28/x
  3. Step 3: Cross multiply
    435,828.12x = 653,784.66 × 169,610.28
  4. Step 4: Simplify right side
    435,828.12x = 110,888,599,242.31
  5. Step 5: Solve for x
    x = 110,888,599,242.31/435,828.12
  6. Step 6: Final answer
    x = 254,431.95

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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.