Home / 613,289.76-919,973.60-192,582.24

Finding the Fourth Proportional to 613,289.76, 919,973.60 and 192,582.24

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Solution

The fourth proportional to 613,289.76, 919,973.60 and 192,582.24 is: 288,885.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,289.76 : 919,973.60 = 192,582.24 : x
  2. Step 2: Convert to fraction form
    613,289.76/919,973.60 = 192,582.24/x
  3. Step 3: Cross multiply
    613,289.76x = 919,973.60 × 192,582.24
  4. Step 4: Simplify right side
    613,289.76x = 177,170,576,628.86
  5. Step 5: Solve for x
    x = 177,170,576,628.86/613,289.76
  6. Step 6: Final answer
    x = 288,885.59

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Double scale
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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.