Home / 435,925.20-653,628.60-225,973.20

Finding the Fourth Proportional to 435,925.20, 653,628.60 and 225,973.20

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Solution

The fourth proportional to 435,925.20, 653,628.60 and 225,973.20 is: 338,825.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,925.20 : 653,628.60 = 225,973.20 : x
  2. Step 2: Convert to fraction form
    435,925.20/653,628.60 = 225,973.20/x
  3. Step 3: Cross multiply
    435,925.20x = 653,628.60 × 225,973.20
  4. Step 4: Simplify right side
    435,925.20x = 147,702,546,353.52
  5. Step 5: Solve for x
    x = 147,702,546,353.52/435,925.20
  6. Step 6: Final answer
    x = 338,825.44

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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.